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1 /* |
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2 * duk_config.h configuration header generated by genconfig.py. |
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3 * |
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4 * Git commit: cad6f595382a0cc1a7e4207794ade5be11b3e397 |
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5 * Git describe: v1.4.0 |
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6 * Git branch: master |
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7 * |
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8 * Supported platforms: |
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9 * - Mac OSX, iPhone, Darwin |
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10 * - OpenBSD |
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11 * - Generic BSD |
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12 * - Atari ST TOS |
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13 * - AmigaOS |
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14 * - Windows |
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15 * - Flashplayer (Crossbridge) |
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16 * - QNX |
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17 * - TI-Nspire |
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18 * - Emscripten |
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19 * - Linux |
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20 * - Solaris |
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21 * - Generic POSIX |
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22 * - Cygwin |
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23 * - Generic UNIX |
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24 * - Generic fallback |
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25 * |
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26 * Supported architectures: |
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27 * - x86 |
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28 * - x64 |
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29 * - x32 |
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30 * - ARM 32-bit |
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31 * - ARM 64-bit |
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32 * - MIPS 32-bit |
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33 * - MIPS 64-bit |
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34 * - PowerPC 32-bit |
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35 * - PowerPC 64-bit |
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36 * - SPARC 32-bit |
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37 * - SPARC 64-bit |
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38 * - SuperH |
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39 * - Motorola 68k |
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40 * - Emscripten |
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41 * - Generic |
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42 * |
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43 * Supported compilers: |
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44 * - Clang |
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45 * - GCC |
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46 * - MSVC |
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47 * - Emscripten |
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48 * - TinyC |
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49 * - VBCC |
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50 * - Bruce's C compiler |
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51 * - Generic |
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52 * |
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53 */ |
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54 |
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55 #if !defined(DUK_CONFIG_H_INCLUDED) |
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56 #define DUK_CONFIG_H_INCLUDED |
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57 |
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58 /* |
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59 * Intermediate helper defines |
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60 */ |
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61 |
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62 /* DLL build detection */ |
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63 #if defined(DUK_OPT_DLL_BUILD) |
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64 #define DUK_F_DLL_BUILD |
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65 #elif defined(DUK_OPT_NO_DLL_BUILD) |
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66 #undef DUK_F_DLL_BUILD |
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67 #else |
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68 /* not configured for DLL build */ |
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69 #undef DUK_F_DLL_BUILD |
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70 #endif |
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71 |
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72 /* Apple OSX, iOS */ |
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73 #if defined(__APPLE__) |
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74 #define DUK_F_APPLE |
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75 #endif |
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76 |
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77 /* OpenBSD */ |
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78 #if defined(__OpenBSD__) || defined(__OpenBSD) |
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79 #define DUK_F_OPENBSD |
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80 #endif |
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81 |
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82 /* NetBSD */ |
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83 #if defined(__NetBSD__) || defined(__NetBSD) |
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84 #define DUK_F_NETBSD |
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85 #endif |
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86 |
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87 /* FreeBSD */ |
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88 #if defined(__FreeBSD__) || defined(__FreeBSD) |
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89 #define DUK_F_FREEBSD |
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90 #endif |
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91 |
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92 /* BSD variant */ |
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93 #if defined(DUK_F_FREEBSD) || defined(DUK_F_NETBSD) || defined(DUK_F_OPENBSD) || \ |
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94 defined(__bsdi__) || defined(__DragonFly__) |
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95 #define DUK_F_BSD |
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96 #endif |
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97 |
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98 /* Atari ST TOS. __TOS__ defined by PureC. No platform define in VBCC |
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99 * apparently, so to use with VBCC user must define __TOS__ manually. |
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100 */ |
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101 #if defined(__TOS__) |
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102 #define DUK_F_TOS |
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103 #endif |
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104 |
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105 /* Motorola 68K. Not defined by VBCC, so user must define one of these |
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106 * manually when using VBCC. |
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107 */ |
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108 #if defined(__m68k__) || defined(M68000) || defined(__MC68K__) |
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109 #define DUK_F_M68K |
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110 #endif |
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111 |
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112 /* AmigaOS. Neither AMIGA nor __amigaos__ is defined on VBCC, so user must |
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113 * define 'AMIGA' manually when using VBCC. |
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114 */ |
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115 #if defined(AMIGA) || defined(__amigaos__) |
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116 #define DUK_F_AMIGAOS |
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117 #endif |
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118 |
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119 /* PowerPC */ |
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120 #if defined(__powerpc) || defined(__powerpc__) || defined(__PPC__) |
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121 #define DUK_F_PPC |
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122 #if defined(__PPC64__) || defined(__LP64__) || defined(_LP64) |
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123 #define DUK_F_PPC64 |
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124 #else |
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125 #define DUK_F_PPC32 |
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126 #endif |
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127 #endif |
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128 |
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129 /* Windows, both 32-bit and 64-bit */ |
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130 #if defined(_WIN32) || defined(WIN32) || defined(_WIN64) || defined(WIN64) || \ |
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131 defined(__WIN32__) || defined(__TOS_WIN__) || defined(__WINDOWS__) |
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132 #define DUK_F_WINDOWS |
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133 #if defined(_WIN64) || defined(WIN64) |
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134 #define DUK_F_WIN64 |
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135 #else |
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136 #define DUK_F_WIN32 |
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137 #endif |
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138 #endif |
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139 |
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140 /* Flash player (e.g. Crossbridge) */ |
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141 #if defined(__FLASHPLAYER__) |
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142 #define DUK_F_FLASHPLAYER |
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143 #endif |
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144 |
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145 /* QNX */ |
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146 #if defined(__QNX__) |
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147 #define DUK_F_QNX |
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148 #endif |
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149 |
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150 /* TI-Nspire (using Ndless) */ |
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151 #if defined(_TINSPIRE) |
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152 #define DUK_F_TINSPIRE |
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153 #endif |
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154 |
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155 /* Emscripten (provided explicitly by user), improve if possible */ |
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156 #if defined(EMSCRIPTEN) |
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157 #define DUK_F_EMSCRIPTEN |
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158 #endif |
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159 |
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160 /* BCC (Bruce's C compiler): this is a "torture target" for compilation */ |
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161 #if defined(__BCC__) || defined(__BCC_VERSION__) |
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162 #define DUK_F_BCC |
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163 #endif |
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164 |
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165 /* Linux */ |
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166 #if defined(__linux) || defined(__linux__) || defined(linux) |
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167 #define DUK_F_LINUX |
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168 #endif |
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169 |
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170 /* illumos / Solaris */ |
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171 #if defined(__sun) && defined(__SVR4) |
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172 #define DUK_F_SUN |
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173 #endif |
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174 |
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175 /* POSIX */ |
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176 #if defined(__posix) |
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177 #define DUK_F_POSIX |
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178 #endif |
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179 |
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180 /* Cygwin */ |
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181 #if defined(__CYGWIN__) |
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182 #define DUK_F_CYGWIN |
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183 #endif |
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184 |
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185 /* Generic Unix (includes Cygwin) */ |
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186 #if defined(__unix) || defined(__unix__) || defined(unix) || \ |
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187 defined(DUK_F_LINUX) || defined(DUK_F_BSD) |
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188 #define DUK_F_UNIX |
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189 #endif |
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190 |
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191 /* stdint.h not available */ |
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192 #if defined(DUK_F_WINDOWS) && defined(_MSC_VER) |
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193 #if (_MSC_VER < 1700) |
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194 /* VS2012+ has stdint.h, < VS2012 does not (but it's available for download). */ |
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195 #define DUK_F_NO_STDINT_H |
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196 #endif |
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197 #endif |
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198 #if !defined(DUK_F_NO_STDINT_H) && (defined(DUK_F_TOS) || defined(DUK_F_BCC)) |
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199 #define DUK_F_NO_STDINT_H |
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200 #endif |
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201 |
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202 /* C++ */ |
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203 #undef DUK_F_CPP |
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204 #if defined(__cplusplus) |
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205 #define DUK_F_CPP |
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206 #endif |
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207 |
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208 /* Intel x86 (32-bit), x64 (64-bit) or x32 (64-bit but 32-bit pointers), |
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209 * define only one of DUK_F_X86, DUK_F_X64, DUK_F_X32. |
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210 * https://sites.google.com/site/x32abi/ |
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211 */ |
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212 #if defined(__amd64__) || defined(__amd64) || \ |
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213 defined(__x86_64__) || defined(__x86_64) || \ |
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214 defined(_M_X64) || defined(_M_AMD64) |
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215 #if defined(__ILP32__) || defined(_ILP32) |
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216 #define DUK_F_X32 |
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217 #else |
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218 #define DUK_F_X64 |
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219 #endif |
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220 #elif defined(i386) || defined(__i386) || defined(__i386__) || \ |
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221 defined(__i486__) || defined(__i586__) || defined(__i686__) || \ |
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222 defined(__IA32__) || defined(_M_IX86) || defined(__X86__) || \ |
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223 defined(_X86_) || defined(__THW_INTEL__) || defined(__I86__) |
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224 #if defined(__LP64__) || defined(_LP64) |
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225 /* This should not really happen, but would indicate x64. */ |
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226 #define DUK_F_X64 |
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227 #else |
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228 #define DUK_F_X86 |
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229 #endif |
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230 #endif |
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231 |
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232 /* ARM */ |
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233 #if defined(__arm__) || defined(__thumb__) || defined(_ARM) || defined(_M_ARM) |
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234 #define DUK_F_ARM |
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235 #if defined(__LP64__) || defined(_LP64) || defined(__arm64) || defined(__arm64__) |
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236 #define DUK_F_ARM64 |
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237 #else |
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238 #define DUK_F_ARM32 |
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239 #endif |
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240 #endif |
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241 |
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242 /* MIPS. Related defines: __MIPSEB__, __MIPSEL__, __mips_isa_rev, __LP64__ */ |
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243 #if defined(__mips__) || defined(mips) || defined(_MIPS_ISA) || \ |
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244 defined(_R3000) || defined(_R4000) || defined(_R5900) || \ |
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245 defined(_MIPS_ISA_MIPS1) || defined(_MIPS_ISA_MIPS2) || \ |
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246 defined(_MIPS_ISA_MIPS3) || defined(_MIPS_ISA_MIPS4) || \ |
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247 defined(__mips) || defined(__MIPS__) |
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248 #define DUK_F_MIPS |
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249 #if defined(__LP64__) || defined(_LP64) || defined(__mips64) || \ |
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250 defined(__mips64__) || defined(__mips_n64) |
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251 #define DUK_F_MIPS64 |
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252 #else |
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253 #define DUK_F_MIPS32 |
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254 #endif |
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255 #endif |
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256 |
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257 /* SPARC */ |
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258 #if defined(sparc) || defined(__sparc) || defined(__sparc__) |
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259 #define DUK_F_SPARC |
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260 #if defined(__LP64__) || defined(_LP64) |
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261 #define DUK_F_SPARC64 |
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262 #else |
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263 #define DUK_F_SPARC32 |
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264 #endif |
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265 #endif |
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266 |
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267 /* SuperH */ |
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268 #if defined(__sh__) || \ |
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269 defined(__sh1__) || defined(__SH1__) || \ |
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270 defined(__sh2__) || defined(__SH2__) || \ |
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271 defined(__sh3__) || defined(__SH3__) || \ |
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272 defined(__sh4__) || defined(__SH4__) || \ |
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273 defined(__sh5__) || defined(__SH5__) |
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274 #define DUK_F_SUPERH |
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275 #endif |
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276 |
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277 /* Clang */ |
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278 #if defined(__clang__) |
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279 #define DUK_F_CLANG |
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280 #endif |
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281 |
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282 /* C99 or above */ |
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283 #undef DUK_F_C99 |
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284 #if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) |
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285 #define DUK_F_C99 |
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286 #endif |
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287 |
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288 /* C++11 or above */ |
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289 #undef DUK_F_CPP11 |
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290 #if defined(__cplusplus) && (__cplusplus >= 201103L) |
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291 #define DUK_F_CPP11 |
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292 #endif |
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293 |
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294 /* GCC. Clang also defines __GNUC__ so don't detect GCC if using Clang. */ |
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295 #if defined(__GNUC__) && !defined(__clang__) && !defined(DUK_F_CLANG) |
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296 #define DUK_F_GCC |
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297 #if defined(__GNUC__) && defined(__GNUC_MINOR__) && defined(__GNUC_PATCHLEVEL__) |
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298 /* Convenience, e.g. gcc 4.5.1 == 40501; http://stackoverflow.com/questions/6031819/emulating-gccs-builtin-unreachable */ |
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299 #define DUK_F_GCC_VERSION (__GNUC__ * 10000L + __GNUC_MINOR__ * 100L + __GNUC_PATCHLEVEL__) |
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300 #else |
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301 #error cannot figure out gcc version |
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302 #endif |
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303 #endif |
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304 |
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305 /* MinGW. Also GCC flags (DUK_F_GCC) are enabled now. */ |
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306 #if defined(__MINGW32__) || defined(__MINGW64__) |
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307 #define DUK_F_MINGW |
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308 #endif |
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309 |
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310 /* MSVC */ |
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311 #if defined(_MSC_VER) |
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312 /* MSVC preprocessor defines: http://msdn.microsoft.com/en-us/library/b0084kay.aspx |
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313 * _MSC_FULL_VER includes the build number, but it has at least two formats, see e.g. |
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314 * BOOST_MSVC_FULL_VER in http://www.boost.org/doc/libs/1_52_0/boost/config/compiler/visualc.hpp |
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315 */ |
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316 #define DUK_F_MSVC |
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317 #if defined(_MSC_FULL_VER) |
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318 #if (_MSC_FULL_VER > 100000000) |
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319 #define DUK_F_MSVC_FULL_VER _MSC_FULL_VER |
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320 #else |
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321 #define DUK_F_MSCV_FULL_VER (_MSC_FULL_VER * 10) |
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322 #endif |
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323 #endif |
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324 #endif /* _MSC_VER */ |
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325 |
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326 /* TinyC */ |
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327 #if defined(__TINYC__) |
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328 /* http://bellard.org/tcc/tcc-doc.html#SEC9 */ |
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329 #define DUK_F_TINYC |
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330 #endif |
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331 |
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332 /* VBCC */ |
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333 #if defined(__VBCC__) |
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334 #define DUK_F_VBCC |
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335 #endif |
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336 |
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337 /* |
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338 * Platform autodetection |
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339 */ |
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340 |
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341 /* Workaround for older C++ compilers before including <inttypes.h>, |
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342 * see e.g.: https://sourceware.org/bugzilla/show_bug.cgi?id=15366 |
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343 */ |
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344 #if defined(__cplusplus) && !defined(__STDC_LIMIT_MACROS) |
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345 #define __STDC_LIMIT_MACROS |
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346 #endif |
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347 #if defined(__cplusplus) && !defined(__STDC_CONSTANT_MACROS) |
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348 #define __STDC_CONSTANT_MACROS |
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349 #endif |
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350 |
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351 #if defined(DUK_F_APPLE) |
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352 /* --- Mac OSX, iPhone, Darwin --- */ |
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353 #define DUK_USE_DATE_NOW_GETTIMEOFDAY |
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354 #define DUK_USE_DATE_TZO_GMTIME_R |
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355 #define DUK_USE_DATE_PRS_STRPTIME |
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356 #define DUK_USE_DATE_FMT_STRFTIME |
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357 #include <TargetConditionals.h> |
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358 #include <architecture/byte_order.h> |
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359 #include <sys/param.h> |
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360 #include <sys/time.h> |
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361 #include <time.h> |
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362 |
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363 /* http://stackoverflow.com/questions/5919996/how-to-detect-reliably-mac-os-x-ios-linux-windows-in-c-preprocessor */ |
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364 #if TARGET_IPHONE_SIMULATOR |
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365 #define DUK_USE_OS_STRING "iphone-sim" |
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366 #elif TARGET_OS_IPHONE |
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367 #define DUK_USE_OS_STRING "iphone" |
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368 #elif TARGET_OS_MAC |
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369 #define DUK_USE_OS_STRING "ios" |
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370 #else |
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371 #define DUK_USE_OS_STRING "ios-unknown" |
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372 #endif |
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373 |
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374 /* Use _setjmp() on Apple by default, see GH-55. */ |
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375 #define DUK_USE_UNDERSCORE_SETJMP |
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376 #define DUK_SETJMP(jb) _setjmp((jb)) |
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377 #define DUK_LONGJMP(jb) _longjmp((jb), 1) |
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378 #elif defined(DUK_F_OPENBSD) |
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379 /* --- OpenBSD --- */ |
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380 /* http://www.monkey.org/openbsd/archive/ports/0401/msg00089.html */ |
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381 #define DUK_USE_DATE_NOW_GETTIMEOFDAY |
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382 #define DUK_USE_DATE_TZO_GMTIME_R |
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383 #define DUK_USE_DATE_PRS_STRPTIME |
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384 #define DUK_USE_DATE_FMT_STRFTIME |
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385 #include <sys/types.h> |
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386 #include <sys/endian.h> |
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387 #include <sys/param.h> |
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388 #include <sys/time.h> |
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389 #include <time.h> |
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390 |
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391 #define DUK_USE_OS_STRING "openbsd" |
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392 #elif defined(DUK_F_BSD) |
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393 /* --- Generic BSD --- */ |
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394 #define DUK_USE_DATE_NOW_GETTIMEOFDAY |
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395 #define DUK_USE_DATE_TZO_GMTIME_R |
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396 #define DUK_USE_DATE_PRS_STRPTIME |
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397 #define DUK_USE_DATE_FMT_STRFTIME |
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398 #include <sys/types.h> |
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399 #include <sys/endian.h> |
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400 #include <sys/param.h> |
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401 #include <sys/time.h> |
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402 #include <time.h> |
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403 |
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404 #define DUK_USE_OS_STRING "bsd" |
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405 #elif defined(DUK_F_TOS) |
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406 /* --- Atari ST TOS --- */ |
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407 #define DUK_USE_DATE_NOW_TIME |
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408 #define DUK_USE_DATE_TZO_GMTIME |
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409 /* no parsing (not an error) */ |
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410 #define DUK_USE_DATE_FMT_STRFTIME |
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411 #include <time.h> |
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412 |
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413 #define DUK_USE_OS_STRING "tos" |
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414 |
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415 /* TOS on M68K is always big endian. */ |
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416 #if !defined(DUK_USE_BYTEORDER) && defined(DUK_F_M68K) |
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417 #define DUK_USE_BYTEORDER 3 |
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418 #endif |
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419 #elif defined(DUK_F_AMIGAOS) |
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420 /* --- AmigaOS --- */ |
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421 #if defined(DUK_F_M68K) |
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422 /* AmigaOS on M68k */ |
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423 #define DUK_USE_DATE_NOW_TIME |
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424 #define DUK_USE_DATE_TZO_GMTIME |
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425 /* no parsing (not an error) */ |
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426 #define DUK_USE_DATE_FMT_STRFTIME |
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427 #include <time.h> |
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428 #elif defined(DUK_F_PPC) |
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429 #define DUK_USE_DATE_NOW_GETTIMEOFDAY |
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430 #define DUK_USE_DATE_TZO_GMTIME_R |
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431 #define DUK_USE_DATE_PRS_STRPTIME |
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432 #define DUK_USE_DATE_FMT_STRFTIME |
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433 #include <time.h> |
|
|
434 #ifndef UINTPTR_MAX |
|
|
435 #define UINTPTR_MAX UINT_MAX |
|
|
436 #endif |
|
|
437 #else |
|
|
438 #error AmigaOS but not M68K/PPC, not supported now |
|
|
439 #endif |
|
|
440 |
|
|
441 #define DUK_USE_OS_STRING "amigaos" |
|
|
442 |
|
|
443 /* AmigaOS on M68K or PPC is always big endian. */ |
|
|
444 #if !defined(DUK_USE_BYTEORDER) && (defined(DUK_F_M68K) || defined(DUK_F_PPC)) |
|
|
445 #define DUK_USE_BYTEORDER 3 |
|
|
446 #endif |
|
|
447 #elif defined(DUK_F_WINDOWS) |
|
|
448 /* --- Windows --- */ |
|
|
449 /* Initial fix: disable secure CRT related warnings when compiling Duktape |
|
|
450 * itself (must be defined before including Windows headers). Don't define |
|
|
451 * for user code including duktape.h. |
|
|
452 */ |
|
|
453 #if defined(DUK_COMPILING_DUKTAPE) && !defined(_CRT_SECURE_NO_WARNINGS) |
|
|
454 #define _CRT_SECURE_NO_WARNINGS |
|
|
455 #endif |
|
|
456 |
|
|
457 /* Windows 32-bit and 64-bit are currently the same. */ |
|
|
458 /* MSVC does not have sys/param.h */ |
|
|
459 #define DUK_USE_DATE_NOW_WINDOWS |
|
|
460 #define DUK_USE_DATE_TZO_WINDOWS |
|
|
461 /* Note: PRS and FMT are intentionally left undefined for now. This means |
|
|
462 * there is no platform specific date parsing/formatting but there is still |
|
|
463 * the ISO 8601 standard format. |
|
|
464 */ |
|
|
465 #if defined(DUK_COMPILING_DUKTAPE) |
|
|
466 /* Only include when compiling Duktape to avoid polluting application build |
|
|
467 * with a lot of unnecessary defines. |
|
|
468 */ |
|
|
469 #include <windows.h> |
|
|
470 #endif |
|
|
471 |
|
|
472 #define DUK_USE_OS_STRING "windows" |
|
|
473 |
|
|
474 /* On Windows, assume we're little endian. Even Itanium which has a |
|
|
475 * configurable endianness runs little endian in Windows. |
|
|
476 */ |
|
|
477 #if !defined(DUK_USE_BYTEORDER) |
|
|
478 #define DUK_USE_BYTEORDER 1 |
|
|
479 #endif |
|
|
480 #elif defined(DUK_F_FLASHPLAYER) |
|
|
481 /* --- Flashplayer (Crossbridge) --- */ |
|
|
482 #define DUK_USE_DATE_NOW_GETTIMEOFDAY |
|
|
483 #define DUK_USE_DATE_TZO_GMTIME_R |
|
|
484 #define DUK_USE_DATE_PRS_STRPTIME |
|
|
485 #define DUK_USE_DATE_FMT_STRFTIME |
|
|
486 #include <endian.h> |
|
|
487 #include <sys/param.h> |
|
|
488 #include <sys/time.h> |
|
|
489 #include <time.h> |
|
|
490 |
|
|
491 #define DUK_USE_OS_STRING "flashplayer" |
|
|
492 |
|
|
493 #if !defined(DUK_USE_BYTEORDER) && defined(DUK_F_FLASHPLAYER) |
|
|
494 #define DUK_USE_BYTEORDER 1 |
|
|
495 #endif |
|
|
496 #elif defined(DUK_F_QNX) |
|
|
497 /* --- QNX --- */ |
|
|
498 #if defined(DUK_F_QNX) && defined(DUK_COMPILING_DUKTAPE) |
|
|
499 /* See: /opt/qnx650/target/qnx6/usr/include/sys/platform.h */ |
|
|
500 #define _XOPEN_SOURCE 600 |
|
|
501 #define _POSIX_C_SOURCE 200112L |
|
|
502 #endif |
|
|
503 |
|
|
504 #define DUK_USE_DATE_NOW_GETTIMEOFDAY |
|
|
505 #define DUK_USE_DATE_TZO_GMTIME_R |
|
|
506 #define DUK_USE_DATE_PRS_STRPTIME |
|
|
507 #define DUK_USE_DATE_FMT_STRFTIME |
|
|
508 #include <sys/types.h> |
|
|
509 #include <sys/param.h> |
|
|
510 #include <sys/time.h> |
|
|
511 #include <time.h> |
|
|
512 |
|
|
513 #define DUK_USE_OS_STRING "qnx" |
|
|
514 #elif defined(DUK_F_TINSPIRE) |
|
|
515 /* --- TI-Nspire --- */ |
|
|
516 #define DUK_USE_DATE_NOW_GETTIMEOFDAY |
|
|
517 #define DUK_USE_DATE_TZO_GMTIME_R |
|
|
518 #define DUK_USE_DATE_PRS_STRPTIME |
|
|
519 #define DUK_USE_DATE_FMT_STRFTIME |
|
|
520 #include <sys/types.h> |
|
|
521 #include <sys/param.h> |
|
|
522 #include <sys/time.h> |
|
|
523 #include <time.h> |
|
|
524 |
|
|
525 #define DUK_USE_OS_STRING "tinspire" |
|
|
526 #elif defined(DUK_F_EMSCRIPTEN) |
|
|
527 /* --- Emscripten --- */ |
|
|
528 #if defined(DUK_COMPILING_DUKTAPE) |
|
|
529 #ifndef _POSIX_C_SOURCE |
|
|
530 #define _POSIX_C_SOURCE 200809L |
|
|
531 #endif |
|
|
532 #ifndef _GNU_SOURCE |
|
|
533 #define _GNU_SOURCE /* e.g. getdate_r */ |
|
|
534 #endif |
|
|
535 #ifndef _XOPEN_SOURCE |
|
|
536 #define _XOPEN_SOURCE /* e.g. strptime */ |
|
|
537 #endif |
|
|
538 #endif /* DUK_COMPILING_DUKTAPE */ |
|
|
539 |
|
|
540 #include <sys/types.h> |
|
|
541 #if defined(DUK_F_BCC) |
|
|
542 /* no endian.h */ |
|
|
543 #else |
|
|
544 #include <endian.h> |
|
|
545 #endif /* DUK_F_BCC */ |
|
|
546 #include <sys/param.h> |
|
|
547 #include <sys/time.h> |
|
|
548 #include <time.h> |
|
|
549 #include <stdint.h> |
|
|
550 |
|
|
551 #define DUK_USE_DATE_NOW_GETTIMEOFDAY |
|
|
552 #define DUK_USE_DATE_TZO_GMTIME_R |
|
|
553 #define DUK_USE_DATE_PRS_STRPTIME |
|
|
554 #define DUK_USE_DATE_FMT_STRFTIME |
|
|
555 |
|
|
556 #define DUK_USE_OS_STRING "emscripten" |
|
|
557 #elif defined(DUK_F_LINUX) |
|
|
558 /* --- Linux --- */ |
|
|
559 #if defined(DUK_COMPILING_DUKTAPE) |
|
|
560 #ifndef _POSIX_C_SOURCE |
|
|
561 #define _POSIX_C_SOURCE 200809L |
|
|
562 #endif |
|
|
563 #ifndef _GNU_SOURCE |
|
|
564 #define _GNU_SOURCE /* e.g. getdate_r */ |
|
|
565 #endif |
|
|
566 #ifndef _XOPEN_SOURCE |
|
|
567 #define _XOPEN_SOURCE /* e.g. strptime */ |
|
|
568 #endif |
|
|
569 #endif /* DUK_COMPILING_DUKTAPE */ |
|
|
570 |
|
|
571 #include <sys/types.h> |
|
|
572 #if defined(DUK_F_BCC) |
|
|
573 /* no endian.h or stdint.h */ |
|
|
574 #else |
|
|
575 #include <endian.h> |
|
|
576 #include <stdint.h> |
|
|
577 #endif /* DUK_F_BCC */ |
|
|
578 #include <sys/param.h> |
|
|
579 #include <sys/time.h> |
|
|
580 #include <time.h> |
|
|
581 |
|
|
582 #define DUK_USE_DATE_NOW_GETTIMEOFDAY |
|
|
583 #define DUK_USE_DATE_TZO_GMTIME_R |
|
|
584 #define DUK_USE_DATE_PRS_STRPTIME |
|
|
585 #define DUK_USE_DATE_FMT_STRFTIME |
|
|
586 |
|
|
587 #define DUK_USE_OS_STRING "linux" |
|
|
588 #elif defined(DUK_F_SUN) |
|
|
589 /* --- Solaris --- */ |
|
|
590 #define DUK_USE_DATE_NOW_GETTIMEOFDAY |
|
|
591 #define DUK_USE_DATE_TZO_GMTIME_R |
|
|
592 #define DUK_USE_DATE_PRS_STRPTIME |
|
|
593 #define DUK_USE_DATE_FMT_STRFTIME |
|
|
594 |
|
|
595 #include <sys/types.h> |
|
|
596 #include <ast/endian.h> |
|
|
597 #include <sys/param.h> |
|
|
598 #include <sys/time.h> |
|
|
599 #include <time.h> |
|
|
600 |
|
|
601 #define DUK_USE_OS_STRING "solaris" |
|
|
602 #elif defined(DUK_F_POSIX) |
|
|
603 /* --- Generic POSIX --- */ |
|
|
604 #define DUK_USE_DATE_NOW_GETTIMEOFDAY |
|
|
605 #define DUK_USE_DATE_TZO_GMTIME_R |
|
|
606 #define DUK_USE_DATE_PRS_STRPTIME |
|
|
607 #define DUK_USE_DATE_FMT_STRFTIME |
|
|
608 #include <sys/types.h> |
|
|
609 #include <endian.h> |
|
|
610 #include <sys/param.h> |
|
|
611 #include <sys/time.h> |
|
|
612 #include <time.h> |
|
|
613 |
|
|
614 #define DUK_USE_OS_STRING "posix" |
|
|
615 #elif defined(DUK_F_CYGWIN) |
|
|
616 /* --- Cygwin --- */ |
|
|
617 /* don't use strptime() for now */ |
|
|
618 #define DUK_USE_DATE_NOW_GETTIMEOFDAY |
|
|
619 #define DUK_USE_DATE_TZO_GMTIME_R |
|
|
620 #define DUK_USE_DATE_FMT_STRFTIME |
|
|
621 #include <sys/types.h> |
|
|
622 #include <endian.h> |
|
|
623 #include <sys/param.h> |
|
|
624 #include <sys/time.h> |
|
|
625 #include <time.h> |
|
|
626 |
|
|
627 #define DUK_USE_UNDERSCORE_SETJMP |
|
|
628 #define DUK_SETJMP(jb) _setjmp((jb)) |
|
|
629 #define DUK_LONGJMP(jb) _longjmp((jb), 1) |
|
|
630 |
|
|
631 #define DUK_USE_OS_STRING "windows" |
|
|
632 #elif defined(DUK_F_UNIX) |
|
|
633 /* --- Generic UNIX --- */ |
|
|
634 #define DUK_USE_DATE_NOW_GETTIMEOFDAY |
|
|
635 #define DUK_USE_DATE_TZO_GMTIME_R |
|
|
636 #define DUK_USE_DATE_PRS_STRPTIME |
|
|
637 #define DUK_USE_DATE_FMT_STRFTIME |
|
|
638 #include <time.h> |
|
|
639 #include <sys/time.h> |
|
|
640 #define DUK_USE_OS_STRING "unknown" |
|
|
641 #else |
|
|
642 /* --- Generic fallback --- */ |
|
|
643 /* The most portable current time provider is time(), but it only has a |
|
|
644 * one second resolution. |
|
|
645 */ |
|
|
646 #define DUK_USE_DATE_NOW_TIME |
|
|
647 |
|
|
648 /* The most portable way to figure out local time offset is gmtime(), |
|
|
649 * but it's not thread safe so use with caution. |
|
|
650 */ |
|
|
651 #define DUK_USE_DATE_TZO_GMTIME |
|
|
652 |
|
|
653 /* Avoid custom date parsing and formatting for portability. */ |
|
|
654 #undef DUK_USE_DATE_PRS_STRPTIME |
|
|
655 #undef DUK_USE_DATE_FMT_STRFTIME |
|
|
656 |
|
|
657 /* Rely on C89 headers only; time.h must be here. */ |
|
|
658 #include <time.h> |
|
|
659 |
|
|
660 #define DUK_USE_OS_STRING "unknown" |
|
|
661 #endif /* autodetect platform */ |
|
|
662 |
|
|
663 /* Shared includes: C89 */ |
|
|
664 #include <stdio.h> |
|
|
665 #include <stdlib.h> |
|
|
666 #include <string.h> |
|
|
667 #include <stdarg.h> /* varargs */ |
|
|
668 #include <setjmp.h> |
|
|
669 #include <stddef.h> /* e.g. ptrdiff_t */ |
|
|
670 #include <math.h> |
|
|
671 #include <limits.h> |
|
|
672 |
|
|
673 /* date.h is omitted, and included per platform */ |
|
|
674 |
|
|
675 /* Shared includes: stdint.h is C99 */ |
|
|
676 #if defined(DUK_F_NO_STDINT_H) |
|
|
677 /* stdint.h not available */ |
|
|
678 #else |
|
|
679 /* Technically C99 (C++11) but found in many systems. On some systems |
|
|
680 * __STDC_LIMIT_MACROS and __STDC_CONSTANT_MACROS must be defined before |
|
|
681 * including stdint.h (see above). |
|
|
682 */ |
|
|
683 #include <stdint.h> |
|
|
684 #endif |
|
|
685 |
|
|
686 #if defined(DUK_F_CPP) |
|
|
687 #include <exception> /* std::exception */ |
|
|
688 #endif |
|
|
689 |
|
|
690 /* |
|
|
691 * Architecture autodetection |
|
|
692 */ |
|
|
693 |
|
|
694 #if defined(DUK_F_X86) |
|
|
695 /* --- x86 --- */ |
|
|
696 #define DUK_USE_ARCH_STRING "x86" |
|
|
697 #if !defined(DUK_USE_BYTEORDER) |
|
|
698 #define DUK_USE_BYTEORDER 1 |
|
|
699 #endif |
|
|
700 /* XXX: This is technically not guaranteed because it's possible to configure |
|
|
701 * an x86 to require aligned accesses with Alignment Check (AC) flag. |
|
|
702 */ |
|
|
703 #if !defined(DUK_USE_ALIGN_BY) |
|
|
704 #define DUK_USE_ALIGN_BY 1 |
|
|
705 #endif |
|
|
706 #define DUK_USE_PACKED_TVAL |
|
|
707 #define DUK_F_PACKED_TVAL_PROVIDED |
|
|
708 #elif defined(DUK_F_X64) |
|
|
709 /* --- x64 --- */ |
|
|
710 #define DUK_USE_ARCH_STRING "x64" |
|
|
711 #if !defined(DUK_USE_BYTEORDER) |
|
|
712 #define DUK_USE_BYTEORDER 1 |
|
|
713 #endif |
|
|
714 /* XXX: This is technically not guaranteed because it's possible to configure |
|
|
715 * an x86 to require aligned accesses with Alignment Check (AC) flag. |
|
|
716 */ |
|
|
717 #if !defined(DUK_USE_ALIGN_BY) |
|
|
718 #define DUK_USE_ALIGN_BY 1 |
|
|
719 #endif |
|
|
720 #undef DUK_USE_PACKED_TVAL |
|
|
721 #define DUK_F_PACKED_TVAL_PROVIDED |
|
|
722 #elif defined(DUK_F_X32) |
|
|
723 /* --- x32 --- */ |
|
|
724 #define DUK_USE_ARCH_STRING "x32" |
|
|
725 #if !defined(DUK_USE_BYTEORDER) |
|
|
726 #define DUK_USE_BYTEORDER 1 |
|
|
727 #endif |
|
|
728 /* XXX: This is technically not guaranteed because it's possible to configure |
|
|
729 * an x86 to require aligned accesses with Alignment Check (AC) flag. |
|
|
730 */ |
|
|
731 #if !defined(DUK_USE_ALIGN_BY) |
|
|
732 #define DUK_USE_ALIGN_BY 1 |
|
|
733 #endif |
|
|
734 #define DUK_USE_PACKED_TVAL |
|
|
735 #define DUK_F_PACKED_TVAL_PROVIDED |
|
|
736 #elif defined(DUK_F_ARM32) |
|
|
737 /* --- ARM 32-bit --- */ |
|
|
738 #define DUK_USE_ARCH_STRING "arm32" |
|
|
739 /* Byte order varies, so rely on autodetect. */ |
|
|
740 #if !defined(DUK_USE_ALIGN_BY) |
|
|
741 #define DUK_USE_ALIGN_BY 4 |
|
|
742 #endif |
|
|
743 #define DUK_USE_PACKED_TVAL |
|
|
744 #define DUK_F_PACKED_TVAL_PROVIDED |
|
|
745 #elif defined(DUK_F_ARM64) |
|
|
746 /* --- ARM 64-bit --- */ |
|
|
747 #define DUK_USE_ARCH_STRING "arm64" |
|
|
748 /* Byte order varies, so rely on autodetect. */ |
|
|
749 #if !defined(DUK_USE_ALIGN_BY) |
|
|
750 #define DUK_USE_ALIGN_BY 8 |
|
|
751 #endif |
|
|
752 #undef DUK_USE_PACKED_TVAL |
|
|
753 #define DUK_F_PACKED_TVAL_PROVIDED |
|
|
754 #elif defined(DUK_F_MIPS32) |
|
|
755 /* --- MIPS 32-bit --- */ |
|
|
756 #define DUK_USE_ARCH_STRING "mips32" |
|
|
757 /* MIPS byte order varies so rely on autodetection. */ |
|
|
758 /* Based on 'make checkalign' there are no alignment requirements on |
|
|
759 * Linux MIPS except for doubles, which need align by 4. Alignment |
|
|
760 * requirements vary based on target though. |
|
|
761 */ |
|
|
762 #if !defined(DUK_USE_ALIGN_BY) |
|
|
763 #define DUK_USE_ALIGN_BY 4 |
|
|
764 #endif |
|
|
765 #define DUK_USE_PACKED_TVAL |
|
|
766 #define DUK_F_PACKED_TVAL_PROVIDED |
|
|
767 #elif defined(DUK_F_MIPS64) |
|
|
768 /* --- MIPS 64-bit --- */ |
|
|
769 #define DUK_USE_ARCH_STRING "mips64" |
|
|
770 /* MIPS byte order varies so rely on autodetection. */ |
|
|
771 /* Good default is a bit arbitrary because alignment requirements |
|
|
772 * depend on target. See https://github.com/svaarala/duktape/issues/102. |
|
|
773 */ |
|
|
774 #if !defined(DUK_USE_ALIGN_BY) |
|
|
775 #define DUK_USE_ALIGN_BY 8 |
|
|
776 #endif |
|
|
777 #undef DUK_USE_PACKED_TVAL |
|
|
778 #define DUK_F_PACKED_TVAL_PROVIDED |
|
|
779 #elif defined(DUK_F_PPC32) |
|
|
780 /* --- PowerPC 32-bit --- */ |
|
|
781 #define DUK_USE_ARCH_STRING "ppc32" |
|
|
782 #if !defined(DUK_USE_BYTEORDER) |
|
|
783 #define DUK_USE_BYTEORDER 3 |
|
|
784 #endif |
|
|
785 #if !defined(DUK_USE_ALIGN_BY) |
|
|
786 #define DUK_USE_ALIGN_BY 8 |
|
|
787 #endif |
|
|
788 #define DUK_USE_PACKED_TVAL |
|
|
789 #define DUK_F_PACKED_TVAL_PROVIDED |
|
|
790 #elif defined(DUK_F_PPC64) |
|
|
791 /* --- PowerPC 64-bit --- */ |
|
|
792 #define DUK_USE_ARCH_STRING "ppc64" |
|
|
793 #if !defined(DUK_USE_BYTEORDER) |
|
|
794 #define DUK_USE_BYTEORDER 3 |
|
|
795 #endif |
|
|
796 #if !defined(DUK_USE_ALIGN_BY) |
|
|
797 #define DUK_USE_ALIGN_BY 8 |
|
|
798 #endif |
|
|
799 #undef DUK_USE_PACKED_TVAL |
|
|
800 #define DUK_F_PACKED_TVAL_PROVIDED |
|
|
801 #elif defined(DUK_F_SPARC32) |
|
|
802 /* --- SPARC 32-bit --- */ |
|
|
803 #define DUK_USE_ARCH_STRING "sparc32" |
|
|
804 /* SPARC byte order varies so rely on autodetection. */ |
|
|
805 #if !defined(DUK_USE_ALIGN_BY) |
|
|
806 #define DUK_USE_ALIGN_BY 8 |
|
|
807 #endif |
|
|
808 #define DUK_USE_PACKED_TVAL |
|
|
809 #define DUK_F_PACKED_TVAL_PROVIDED |
|
|
810 #elif defined(DUK_F_SPARC64) |
|
|
811 /* --- SPARC 64-bit --- */ |
|
|
812 #define DUK_USE_ARCH_STRING "sparc64" |
|
|
813 /* SPARC byte order varies so rely on autodetection. */ |
|
|
814 #if !defined(DUK_USE_ALIGN_BY) |
|
|
815 #define DUK_USE_ALIGN_BY 8 |
|
|
816 #endif |
|
|
817 #undef DUK_USE_PACKED_TVAL |
|
|
818 #define DUK_F_PACKED_TVAL_PROVIDED |
|
|
819 #elif defined(DUK_F_SUPERH) |
|
|
820 /* --- SuperH --- */ |
|
|
821 #define DUK_USE_ARCH_STRING "sh" |
|
|
822 /* Byte order varies, rely on autodetection. */ |
|
|
823 /* Based on 'make checkalign' there are no alignment requirements on |
|
|
824 * Linux SH4, but align by 4 is probably a good basic default. |
|
|
825 */ |
|
|
826 #if !defined(DUK_USE_ALIGN_BY) |
|
|
827 #define DUK_USE_ALIGN_BY 4 |
|
|
828 #endif |
|
|
829 #define DUK_USE_PACKED_TVAL |
|
|
830 #define DUK_F_PACKED_TVAL_PROVIDED |
|
|
831 #elif defined(DUK_F_M68K) |
|
|
832 /* --- Motorola 68k --- */ |
|
|
833 #define DUK_USE_ARCH_STRING "m68k" |
|
|
834 #if !defined(DUK_USE_BYTEORDER) |
|
|
835 #define DUK_USE_BYTEORDER 3 |
|
|
836 #endif |
|
|
837 #if !defined(DUK_USE_ALIGN_BY) |
|
|
838 #define DUK_USE_ALIGN_BY 8 |
|
|
839 #endif |
|
|
840 #define DUK_USE_PACKED_TVAL |
|
|
841 #define DUK_F_PACKED_TVAL_PROVIDED |
|
|
842 #elif defined(DUK_F_EMSCRIPTEN) |
|
|
843 /* --- Emscripten --- */ |
|
|
844 #define DUK_USE_ARCH_STRING "emscripten" |
|
|
845 #if !defined(DUK_USE_BYTEORDER) |
|
|
846 #define DUK_USE_BYTEORDER 1 |
|
|
847 #endif |
|
|
848 #if !defined(DUK_USE_ALIGN_BY) |
|
|
849 #define DUK_USE_ALIGN_BY 8 |
|
|
850 #endif |
|
|
851 #undef DUK_USE_PACKED_TVAL |
|
|
852 #define DUK_F_PACKED_TVAL_PROVIDED |
|
|
853 #else |
|
|
854 /* --- Generic --- */ |
|
|
855 /* These are necessary wild guesses. */ |
|
|
856 #define DUK_USE_ARCH_STRING "generic" |
|
|
857 /* Rely on autodetection for byte order, alignment, and packed tval. */ |
|
|
858 #endif /* autodetect architecture */ |
|
|
859 |
|
|
860 /* |
|
|
861 * Compiler autodetection |
|
|
862 */ |
|
|
863 |
|
|
864 #if defined(DUK_F_CLANG) |
|
|
865 /* --- Clang --- */ |
|
|
866 #if defined(DUK_F_C99) || defined(DUK_F_CPP11) |
|
|
867 /* C99 / C++11 and above: rely on va_copy() which is required. */ |
|
|
868 #define DUK_VA_COPY(dest,src) va_copy(dest,src) |
|
|
869 #else |
|
|
870 /* Clang: assume we have __va_copy() in non-C99 mode. */ |
|
|
871 #define DUK_VA_COPY(dest,src) __va_copy(dest,src) |
|
|
872 #endif |
|
|
873 |
|
|
874 #define DUK_NORETURN(decl) decl __attribute__((noreturn)) |
|
|
875 |
|
|
876 #if defined(__clang__) && defined(__has_builtin) |
|
|
877 #if __has_builtin(__builtin_unreachable) |
|
|
878 #define DUK_UNREACHABLE() do { __builtin_unreachable(); } while (0) |
|
|
879 #endif |
|
|
880 #endif |
|
|
881 |
|
|
882 #define DUK_USE_BRANCH_HINTS |
|
|
883 #define DUK_LIKELY(x) __builtin_expect((x), 1) |
|
|
884 #define DUK_UNLIKELY(x) __builtin_expect((x), 0) |
|
|
885 |
|
|
886 #if defined(DUK_F_C99) || defined(DUK_F_CPP11) |
|
|
887 #define DUK_NOINLINE __attribute__((noinline)) |
|
|
888 #define DUK_INLINE inline |
|
|
889 #define DUK_ALWAYS_INLINE inline __attribute__((always_inline)) |
|
|
890 #endif |
|
|
891 |
|
|
892 #if defined(DUK_F_DLL_BUILD) && defined(DUK_F_WINDOWS) |
|
|
893 /* MSVC dllexport/dllimport: appropriate __declspec depends on whether we're |
|
|
894 * compiling Duktape or the application. |
|
|
895 */ |
|
|
896 #if defined(DUK_COMPILING_DUKTAPE) |
|
|
897 #define DUK_EXTERNAL_DECL extern __declspec(dllexport) |
|
|
898 #define DUK_EXTERNAL __declspec(dllexport) |
|
|
899 #else |
|
|
900 #define DUK_EXTERNAL_DECL extern __declspec(dllimport) |
|
|
901 #define DUK_EXTERNAL should_not_happen |
|
|
902 #endif |
|
|
903 #if defined(DUK_SINGLE_FILE) |
|
|
904 #define DUK_INTERNAL_DECL static |
|
|
905 #define DUK_INTERNAL static |
|
|
906 #else |
|
|
907 #define DUK_INTERNAL_DECL extern |
|
|
908 #define DUK_INTERNAL /*empty*/ |
|
|
909 #endif |
|
|
910 #define DUK_LOCAL_DECL static |
|
|
911 #define DUK_LOCAL static |
|
|
912 |
|
|
913 #else |
|
|
914 #define DUK_EXTERNAL_DECL __attribute__ ((visibility("default"))) extern |
|
|
915 #define DUK_EXTERNAL __attribute__ ((visibility("default"))) |
|
|
916 #if defined(DUK_SINGLE_FILE) |
|
|
917 #define DUK_INTERNAL_DECL static |
|
|
918 #define DUK_INTERNAL static |
|
|
919 #else |
|
|
920 #define DUK_INTERNAL_DECL __attribute__ ((visibility("hidden"))) extern |
|
|
921 #define DUK_INTERNAL __attribute__ ((visibility("hidden"))) |
|
|
922 #endif |
|
|
923 #define DUK_LOCAL_DECL static |
|
|
924 #define DUK_LOCAL static |
|
|
925 #endif |
|
|
926 |
|
|
927 #if defined(DUK_F_CPP) |
|
|
928 #define DUK_USE_COMPILER_STRING "clang" |
|
|
929 #else |
|
|
930 #define DUK_USE_COMPILER_STRING "clang" |
|
|
931 #endif |
|
|
932 |
|
|
933 #undef DUK_USE_VARIADIC_MACROS |
|
|
934 #if defined(DUK_F_C99) || defined(DUK_F_CPP11) |
|
|
935 #define DUK_USE_VARIADIC_MACROS |
|
|
936 #endif |
|
|
937 |
|
|
938 #undef DUK_USE_FLEX_C99 |
|
|
939 #undef DUK_USE_FLEX_ZEROSIZE |
|
|
940 #undef DUK_USE_FLEX_ONESIZE |
|
|
941 #if defined(DUK_F_C99) |
|
|
942 #define DUK_USE_FLEX_C99 |
|
|
943 #else |
|
|
944 #define DUK_USE_FLEX_ZEROSIZE |
|
|
945 #endif |
|
|
946 |
|
|
947 #undef DUK_USE_GCC_PRAGMAS |
|
|
948 #define DUK_USE_PACK_CLANG_ATTR |
|
|
949 #define DUK_F_VARIADIC_MACROS_PROVIDED |
|
|
950 #elif defined(DUK_F_GCC) |
|
|
951 /* --- GCC --- */ |
|
|
952 #if defined(DUK_F_C99) || defined(DUK_F_CPP11) |
|
|
953 /* C99 / C++11 and above: rely on va_copy() which is required. */ |
|
|
954 #define DUK_VA_COPY(dest,src) va_copy(dest,src) |
|
|
955 #else |
|
|
956 /* GCC: assume we have __va_copy() in non-C99 mode. */ |
|
|
957 #define DUK_VA_COPY(dest,src) __va_copy(dest,src) |
|
|
958 #endif |
|
|
959 |
|
|
960 #if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 20500L) |
|
|
961 /* since gcc-2.5 */ |
|
|
962 #define DUK_NORETURN(decl) decl __attribute__((noreturn)) |
|
|
963 #endif |
|
|
964 |
|
|
965 #if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 40500L) |
|
|
966 /* since gcc-4.5 */ |
|
|
967 #define DUK_UNREACHABLE() do { __builtin_unreachable(); } while (0) |
|
|
968 #endif |
|
|
969 |
|
|
970 #define DUK_USE_BRANCH_HINTS |
|
|
971 #if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 40500L) |
|
|
972 /* GCC: test not very accurate; enable only in relatively recent builds |
|
|
973 * because of bugs in gcc-4.4 (http://lists.debian.org/debian-gcc/2010/04/msg00000.html) |
|
|
974 */ |
|
|
975 #define DUK_LIKELY(x) __builtin_expect((x), 1) |
|
|
976 #define DUK_UNLIKELY(x) __builtin_expect((x), 0) |
|
|
977 #endif |
|
|
978 |
|
|
979 #if (defined(DUK_F_C99) || defined(DUK_F_CPP11)) && \ |
|
|
980 defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 30101) |
|
|
981 #define DUK_NOINLINE __attribute__((noinline)) |
|
|
982 #define DUK_INLINE inline |
|
|
983 #define DUK_ALWAYS_INLINE inline __attribute__((always_inline)) |
|
|
984 #endif |
|
|
985 |
|
|
986 #if defined(DUK_F_DLL_BUILD) && defined(DUK_F_WINDOWS) |
|
|
987 /* MSVC dllexport/dllimport: appropriate __declspec depends on whether we're |
|
|
988 * compiling Duktape or the application. |
|
|
989 */ |
|
|
990 #if defined(DUK_COMPILING_DUKTAPE) |
|
|
991 #define DUK_EXTERNAL_DECL extern __declspec(dllexport) |
|
|
992 #define DUK_EXTERNAL __declspec(dllexport) |
|
|
993 #else |
|
|
994 #define DUK_EXTERNAL_DECL extern __declspec(dllimport) |
|
|
995 #define DUK_EXTERNAL should_not_happen |
|
|
996 #endif |
|
|
997 #if defined(DUK_SINGLE_FILE) |
|
|
998 #define DUK_INTERNAL_DECL static |
|
|
999 #define DUK_INTERNAL static |
|
|
1000 #else |
|
|
1001 #define DUK_INTERNAL_DECL extern |
|
|
1002 #define DUK_INTERNAL /*empty*/ |
|
|
1003 #endif |
|
|
1004 #define DUK_LOCAL_DECL static |
|
|
1005 #define DUK_LOCAL static |
|
|
1006 |
|
|
1007 #elif defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 40000) |
|
|
1008 #define DUK_EXTERNAL_DECL __attribute__ ((visibility("default"))) extern |
|
|
1009 #define DUK_EXTERNAL __attribute__ ((visibility("default"))) |
|
|
1010 #if defined(DUK_SINGLE_FILE) |
|
|
1011 #define DUK_INTERNAL_DECL static |
|
|
1012 #define DUK_INTERNAL static |
|
|
1013 #else |
|
|
1014 #define DUK_INTERNAL_DECL __attribute__ ((visibility("hidden"))) extern |
|
|
1015 #define DUK_INTERNAL __attribute__ ((visibility("hidden"))) |
|
|
1016 #endif |
|
|
1017 #define DUK_LOCAL_DECL static |
|
|
1018 #define DUK_LOCAL static |
|
|
1019 #endif |
|
|
1020 |
|
|
1021 #if defined(DUK_F_MINGW) |
|
|
1022 #if defined(DUK_F_CPP) |
|
|
1023 #define DUK_USE_COMPILER_STRING "mingw++" |
|
|
1024 #else |
|
|
1025 #define DUK_USE_COMPILER_STRING "mingw" |
|
|
1026 #endif |
|
|
1027 #else |
|
|
1028 #if defined(DUK_F_CPP) |
|
|
1029 #define DUK_USE_COMPILER_STRING "g++" |
|
|
1030 #else |
|
|
1031 #define DUK_USE_COMPILER_STRING "gcc" |
|
|
1032 #endif |
|
|
1033 #endif |
|
|
1034 |
|
|
1035 #undef DUK_USE_VARIADIC_MACROS |
|
|
1036 #if defined(DUK_F_C99) || (defined(DUK_F_CPP11) && defined(__GNUC__)) |
|
|
1037 #define DUK_USE_VARIADIC_MACROS |
|
|
1038 #endif |
|
|
1039 |
|
|
1040 #undef DUK_USE_FLEX_C99 |
|
|
1041 #undef DUK_USE_FLEX_ZEROSIZE |
|
|
1042 #undef DUK_USE_FLEX_ONESIZE |
|
|
1043 #if defined(DUK_F_C99) |
|
|
1044 #define DUK_USE_FLEX_C99 |
|
|
1045 #else |
|
|
1046 #define DUK_USE_FLEX_ZEROSIZE |
|
|
1047 #endif |
|
|
1048 |
|
|
1049 #if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION >= 40600) |
|
|
1050 #define DUK_USE_GCC_PRAGMAS |
|
|
1051 #else |
|
|
1052 #undef DUK_USE_GCC_PRAGMAS |
|
|
1053 #endif |
|
|
1054 |
|
|
1055 #define DUK_USE_PACK_GCC_ATTR |
|
|
1056 #define DUK_F_VARIADIC_MACROS_PROVIDED |
|
|
1057 #elif defined(DUK_F_MSVC) |
|
|
1058 /* --- MSVC --- */ |
|
|
1059 /* http://msdn.microsoft.com/en-us/library/aa235362(VS.60).aspx */ |
|
|
1060 #define DUK_NORETURN(decl) __declspec(noreturn) decl |
|
|
1061 |
|
|
1062 /* XXX: DUK_UNREACHABLE for msvc? */ |
|
|
1063 |
|
|
1064 #undef DUK_USE_BRANCH_HINTS |
|
|
1065 |
|
|
1066 /* XXX: DUK_LIKELY, DUK_UNLIKELY for msvc? */ |
|
|
1067 /* XXX: DUK_NOINLINE, DUK_INLINE, DUK_ALWAYS_INLINE for msvc? */ |
|
|
1068 |
|
|
1069 #if defined(DUK_F_DLL_BUILD) && defined(DUK_F_WINDOWS) |
|
|
1070 /* MSVC dllexport/dllimport: appropriate __declspec depends on whether we're |
|
|
1071 * compiling Duktape or the application. |
|
|
1072 */ |
|
|
1073 #if defined(DUK_COMPILING_DUKTAPE) |
|
|
1074 #define DUK_EXTERNAL_DECL extern __declspec(dllexport) |
|
|
1075 #define DUK_EXTERNAL __declspec(dllexport) |
|
|
1076 #else |
|
|
1077 #define DUK_EXTERNAL_DECL extern __declspec(dllimport) |
|
|
1078 #define DUK_EXTERNAL should_not_happen |
|
|
1079 #endif |
|
|
1080 #if defined(DUK_SINGLE_FILE) |
|
|
1081 #define DUK_INTERNAL_DECL static |
|
|
1082 #define DUK_INTERNAL static |
|
|
1083 #else |
|
|
1084 #define DUK_INTERNAL_DECL extern |
|
|
1085 #define DUK_INTERNAL /*empty*/ |
|
|
1086 #endif |
|
|
1087 #define DUK_LOCAL_DECL static |
|
|
1088 #define DUK_LOCAL static |
|
|
1089 |
|
|
1090 #endif |
|
|
1091 |
|
|
1092 #if defined(DUK_F_CPP) |
|
|
1093 #define DUK_USE_COMPILER_STRING "msvc++" |
|
|
1094 #else |
|
|
1095 #define DUK_USE_COMPILER_STRING "msvc" |
|
|
1096 #endif |
|
|
1097 |
|
|
1098 #undef DUK_USE_VARIADIC_MACROS |
|
|
1099 #if defined(DUK_F_C99) |
|
|
1100 #define DUK_USE_VARIADIC_MACROS |
|
|
1101 #elif defined(_MSC_VER) && (_MSC_VER >= 1400) |
|
|
1102 /* VS2005+ should have variadic macros even when they're not C99. */ |
|
|
1103 #define DUK_USE_VARIADIC_MACROS |
|
|
1104 #endif |
|
|
1105 |
|
|
1106 #undef DUK_USE_FLEX_C99 |
|
|
1107 #undef DUK_USE_FLEX_ZEROSIZE |
|
|
1108 #undef DUK_USE_FLEX_ONESIZE |
|
|
1109 #if defined(DUK_F_C99) |
|
|
1110 #define DUK_USE_FLEX_C99 |
|
|
1111 #else |
|
|
1112 #define DUK_USE_FLEX_ZEROSIZE |
|
|
1113 #endif |
|
|
1114 |
|
|
1115 #undef DUK_USE_GCC_PRAGMAS |
|
|
1116 |
|
|
1117 #define DUK_USE_PACK_MSVC_PRAGMA |
|
|
1118 |
|
|
1119 #if defined(_MSC_VER) && (_MSC_VER >= 1900) |
|
|
1120 #define DUK_SNPRINTF snprintf |
|
|
1121 #define DUK_VSNPRINTF vsnprintf |
|
|
1122 #else |
|
|
1123 /* (v)snprintf() is missing before MSVC 2015. Note that _(v)snprintf() does |
|
|
1124 * NOT NUL terminate on truncation, but Duktape code never assumes that. |
|
|
1125 * http://stackoverflow.com/questions/2915672/snprintf-and-visual-studio-2010 |
|
|
1126 */ |
|
|
1127 #define DUK_SNPRINTF _snprintf |
|
|
1128 #define DUK_VSNPRINTF _vsnprintf |
|
|
1129 #endif |
|
|
1130 #define DUK_F_VARIADIC_MACROS_PROVIDED |
|
|
1131 #elif defined(DUK_F_EMSCRIPTEN) |
|
|
1132 /* --- Emscripten --- */ |
|
|
1133 #define DUK_NORETURN(decl) decl __attribute__((noreturn)) |
|
|
1134 |
|
|
1135 #if defined(__clang__) && defined(__has_builtin) |
|
|
1136 #if __has_builtin(__builtin_unreachable) |
|
|
1137 #define DUK_UNREACHABLE() do { __builtin_unreachable(); } while (0) |
|
|
1138 #endif |
|
|
1139 #endif |
|
|
1140 |
|
|
1141 #define DUK_USE_BRANCH_HINTS |
|
|
1142 #define DUK_LIKELY(x) __builtin_expect((x), 1) |
|
|
1143 #define DUK_UNLIKELY(x) __builtin_expect((x), 0) |
|
|
1144 |
|
|
1145 #if defined(DUK_F_C99) || defined(DUK_F_CPP11) |
|
|
1146 #define DUK_NOINLINE __attribute__((noinline)) |
|
|
1147 #define DUK_INLINE inline |
|
|
1148 #define DUK_ALWAYS_INLINE inline __attribute__((always_inline)) |
|
|
1149 #endif |
|
|
1150 |
|
|
1151 #define DUK_EXTERNAL_DECL __attribute__ ((visibility("default"))) extern |
|
|
1152 #define DUK_EXTERNAL __attribute__ ((visibility("default"))) |
|
|
1153 #if defined(DUK_SINGLE_FILE) |
|
|
1154 #define DUK_INTERNAL_DECL static |
|
|
1155 #define DUK_INTERNAL static |
|
|
1156 #else |
|
|
1157 #define DUK_INTERNAL_DECL __attribute__ ((visibility("hidden"))) extern |
|
|
1158 #define DUK_INTERNAL __attribute__ ((visibility("hidden"))) |
|
|
1159 #endif |
|
|
1160 #define DUK_LOCAL_DECL static |
|
|
1161 #define DUK_LOCAL static |
|
|
1162 |
|
|
1163 #define DUK_USE_COMPILER_STRING "emscripten" |
|
|
1164 |
|
|
1165 #undef DUK_USE_VARIADIC_MACROS |
|
|
1166 #if defined(DUK_F_C99) || defined(DUK_F_CPP11) |
|
|
1167 #define DUK_USE_VARIADIC_MACROS |
|
|
1168 #endif |
|
|
1169 |
|
|
1170 #undef DUK_USE_FLEX_C99 |
|
|
1171 #undef DUK_USE_FLEX_ZEROSIZE |
|
|
1172 #undef DUK_USE_FLEX_ONESIZE |
|
|
1173 #if defined(DUK_F_C99) |
|
|
1174 #define DUK_USE_FLEX_C99 |
|
|
1175 #else |
|
|
1176 #define DUK_USE_FLEX_ZEROSIZE |
|
|
1177 #endif |
|
|
1178 |
|
|
1179 #undef DUK_USE_GCC_PRAGMAS |
|
|
1180 #define DUK_USE_PACK_CLANG_ATTR |
|
|
1181 #define DUK_F_VARIADIC_MACROS_PROVIDED |
|
|
1182 #elif defined(DUK_F_TINYC) |
|
|
1183 /* --- TinyC --- */ |
|
|
1184 #undef DUK_USE_BRANCH_HINTS |
|
|
1185 |
|
|
1186 #if defined(DUK_F_CPP) |
|
|
1187 #define DUK_USE_COMPILER_STRING "tinyc++" |
|
|
1188 #else |
|
|
1189 #define DUK_USE_COMPILER_STRING "tinyc" |
|
|
1190 #endif |
|
|
1191 |
|
|
1192 /* http://bellard.org/tcc/tcc-doc.html#SEC7 */ |
|
|
1193 #define DUK_USE_VARIADIC_MACROS |
|
|
1194 |
|
|
1195 /* Most portable, wastes space */ |
|
|
1196 #define DUK_USE_FLEX_ONESIZE |
|
|
1197 |
|
|
1198 /* Most portable, potentially wastes space */ |
|
|
1199 #define DUK_USE_PACK_DUMMY_MEMBER |
|
|
1200 #define DUK_F_VARIADIC_MACROS_PROVIDED |
|
|
1201 #elif defined(DUK_F_VBCC) |
|
|
1202 /* --- VBCC --- */ |
|
|
1203 #undef DUK_USE_BRANCH_HINTS |
|
|
1204 |
|
|
1205 #if defined(DUK_F_CPP) |
|
|
1206 #define DUK_USE_COMPILER_STRING "vbcc-c++" |
|
|
1207 #else |
|
|
1208 #define DUK_USE_COMPILER_STRING "vbcc" |
|
|
1209 #endif |
|
|
1210 |
|
|
1211 #undef DUK_USE_VARIADIC_MACROS |
|
|
1212 #if defined(DUK_F_C99) || defined(DUK_F_CPP11) |
|
|
1213 #define DUK_USE_VARIADIC_MACROS |
|
|
1214 #endif |
|
|
1215 |
|
|
1216 #define DUK_USE_FLEX_ZEROSIZE |
|
|
1217 #define DUK_USE_PACK_DUMMY_MEMBER |
|
|
1218 #define DUK_F_VARIADIC_MACROS_PROVIDED |
|
|
1219 #elif defined(DUK_F_BCC) |
|
|
1220 /* --- Bruce's C compiler --- */ |
|
|
1221 #undef DUK_USE_BRANCH_HINTS |
|
|
1222 |
|
|
1223 #if defined(DUK_F_CPP) |
|
|
1224 #define DUK_USE_COMPILER_STRING "bcc++" |
|
|
1225 #else |
|
|
1226 #define DUK_USE_COMPILER_STRING "bcc" |
|
|
1227 #endif |
|
|
1228 |
|
|
1229 /* XXX */ |
|
|
1230 #undef DUK_USE_VARIADIC_MACROS |
|
|
1231 |
|
|
1232 /* Most portable, wastes space */ |
|
|
1233 #define DUK_USE_FLEX_ONESIZE |
|
|
1234 |
|
|
1235 /* Most portable, potentially wastes space */ |
|
|
1236 #define DUK_USE_PACK_DUMMY_MEMBER |
|
|
1237 |
|
|
1238 /* BCC, assume we're on x86. */ |
|
|
1239 #if !defined(DUK_USE_BYTEORDER) |
|
|
1240 #define DUK_USE_BYTEORDER 1 |
|
|
1241 #endif |
|
|
1242 #define DUK_F_VARIADIC_MACROS_PROVIDED |
|
|
1243 #else |
|
|
1244 /* --- Generic --- */ |
|
|
1245 #undef DUK_USE_BRANCH_HINTS |
|
|
1246 |
|
|
1247 #if defined(DUK_F_CPP) |
|
|
1248 #define DUK_USE_COMPILER_STRING "generic-c++" |
|
|
1249 #else |
|
|
1250 #define DUK_USE_COMPILER_STRING "generic" |
|
|
1251 #endif |
|
|
1252 |
|
|
1253 #undef DUK_USE_VARIADIC_MACROS |
|
|
1254 #if defined(DUK_F_C99) || defined(DUK_F_CPP11) |
|
|
1255 #define DUK_USE_VARIADIC_MACROS |
|
|
1256 #endif |
|
|
1257 |
|
|
1258 /* Most portable, wastes space */ |
|
|
1259 #define DUK_USE_FLEX_ONESIZE |
|
|
1260 |
|
|
1261 /* Most portable, potentially wastes space */ |
|
|
1262 #define DUK_USE_PACK_DUMMY_MEMBER |
|
|
1263 #define DUK_F_VARIADIC_MACROS_PROVIDED |
|
|
1264 #endif /* autodetect compiler */ |
|
|
1265 |
|
|
1266 /* uclibc */ |
|
|
1267 #if defined(__UCLIBC__) |
|
|
1268 #define DUK_F_UCLIBC |
|
|
1269 #endif |
|
|
1270 |
|
|
1271 /* |
|
|
1272 * Wrapper typedefs and constants for integer types, also sanity check types. |
|
|
1273 * |
|
|
1274 * C99 typedefs are quite good but not always available, and we want to avoid |
|
|
1275 * forcibly redefining the C99 typedefs. So, there are Duktape wrappers for |
|
|
1276 * all C99 typedefs and Duktape code should only use these typedefs. Type |
|
|
1277 * detection when C99 is not supported is best effort and may end up detecting |
|
|
1278 * some types incorrectly. |
|
|
1279 * |
|
|
1280 * Pointer sizes are a portability problem: pointers to different types may |
|
|
1281 * have a different size and function pointers are very difficult to manage |
|
|
1282 * portably. |
|
|
1283 * |
|
|
1284 * http://en.wikipedia.org/wiki/C_data_types#Fixed-width_integer_types |
|
|
1285 * |
|
|
1286 * Note: there's an interesting corner case when trying to define minimum |
|
|
1287 * signed integer value constants which leads to the current workaround of |
|
|
1288 * defining e.g. -0x80000000 as (-0x7fffffffL - 1L). See doc/code-issues.txt |
|
|
1289 * for a longer discussion. |
|
|
1290 * |
|
|
1291 * Note: avoid typecasts and computations in macro integer constants as they |
|
|
1292 * can then no longer be used in macro relational expressions (such as |
|
|
1293 * #if DUK_SIZE_MAX < 0xffffffffUL). There is internal code which relies on |
|
|
1294 * being able to compare DUK_SIZE_MAX against a limit. |
|
|
1295 */ |
|
|
1296 |
|
|
1297 /* XXX: add feature options to force basic types from outside? */ |
|
|
1298 |
|
|
1299 #if !defined(INT_MAX) |
|
|
1300 #error INT_MAX not defined |
|
|
1301 #endif |
|
|
1302 |
|
|
1303 /* Check that architecture is two's complement, standard C allows e.g. |
|
|
1304 * INT_MIN to be -2**31+1 (instead of -2**31). |
|
|
1305 */ |
|
|
1306 #if defined(INT_MAX) && defined(INT_MIN) |
|
|
1307 #if INT_MAX != -(INT_MIN + 1) |
|
|
1308 #error platform does not seem complement of two |
|
|
1309 #endif |
|
|
1310 #else |
|
|
1311 #error cannot check complement of two |
|
|
1312 #endif |
|
|
1313 |
|
|
1314 /* Pointer size determination based on __WORDSIZE or architecture when |
|
|
1315 * that's not available. |
|
|
1316 */ |
|
|
1317 #if defined(DUK_F_X86) || defined(DUK_F_X32) || \ |
|
|
1318 defined(DUK_F_M68K) || defined(DUK_F_PPC32) || \ |
|
|
1319 defined(DUK_F_BCC) || \ |
|
|
1320 (defined(__WORDSIZE) && (__WORDSIZE == 32)) |
|
|
1321 #define DUK_F_32BIT_PTRS |
|
|
1322 #elif defined(DUK_F_X64) || \ |
|
|
1323 (defined(__WORDSIZE) && (__WORDSIZE == 64)) |
|
|
1324 #define DUK_F_64BIT_PTRS |
|
|
1325 #else |
|
|
1326 /* not sure, not needed with C99 anyway */ |
|
|
1327 #endif |
|
|
1328 |
|
|
1329 /* Intermediate define for 'have inttypes.h' */ |
|
|
1330 #undef DUK_F_HAVE_INTTYPES |
|
|
1331 #if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && \ |
|
|
1332 !(defined(DUK_F_AMIGAOS) && defined(DUK_F_VBCC)) |
|
|
1333 /* vbcc + AmigaOS has C99 but no inttypes.h */ |
|
|
1334 #define DUK_F_HAVE_INTTYPES |
|
|
1335 #elif defined(__cplusplus) && (__cplusplus >= 201103L) |
|
|
1336 /* C++11 apparently ratified stdint.h */ |
|
|
1337 #define DUK_F_HAVE_INTTYPES |
|
|
1338 #endif |
|
|
1339 |
|
|
1340 /* Basic integer typedefs and limits, preferably from inttypes.h, otherwise |
|
|
1341 * through automatic detection. |
|
|
1342 */ |
|
|
1343 #if defined(DUK_F_HAVE_INTTYPES) |
|
|
1344 /* C99 or compatible */ |
|
|
1345 |
|
|
1346 #define DUK_F_HAVE_64BIT |
|
|
1347 #include <inttypes.h> |
|
|
1348 |
|
|
1349 typedef uint8_t duk_uint8_t; |
|
|
1350 typedef int8_t duk_int8_t; |
|
|
1351 typedef uint16_t duk_uint16_t; |
|
|
1352 typedef int16_t duk_int16_t; |
|
|
1353 typedef uint32_t duk_uint32_t; |
|
|
1354 typedef int32_t duk_int32_t; |
|
|
1355 typedef uint64_t duk_uint64_t; |
|
|
1356 typedef int64_t duk_int64_t; |
|
|
1357 typedef uint_least8_t duk_uint_least8_t; |
|
|
1358 typedef int_least8_t duk_int_least8_t; |
|
|
1359 typedef uint_least16_t duk_uint_least16_t; |
|
|
1360 typedef int_least16_t duk_int_least16_t; |
|
|
1361 typedef uint_least32_t duk_uint_least32_t; |
|
|
1362 typedef int_least32_t duk_int_least32_t; |
|
|
1363 typedef uint_least64_t duk_uint_least64_t; |
|
|
1364 typedef int_least64_t duk_int_least64_t; |
|
|
1365 typedef uint_fast8_t duk_uint_fast8_t; |
|
|
1366 typedef int_fast8_t duk_int_fast8_t; |
|
|
1367 typedef uint_fast16_t duk_uint_fast16_t; |
|
|
1368 typedef int_fast16_t duk_int_fast16_t; |
|
|
1369 typedef uint_fast32_t duk_uint_fast32_t; |
|
|
1370 typedef int_fast32_t duk_int_fast32_t; |
|
|
1371 typedef uint_fast64_t duk_uint_fast64_t; |
|
|
1372 typedef int_fast64_t duk_int_fast64_t; |
|
|
1373 typedef uintptr_t duk_uintptr_t; |
|
|
1374 typedef intptr_t duk_intptr_t; |
|
|
1375 typedef uintmax_t duk_uintmax_t; |
|
|
1376 typedef intmax_t duk_intmax_t; |
|
|
1377 |
|
|
1378 #define DUK_UINT8_MIN 0 |
|
|
1379 #define DUK_UINT8_MAX UINT8_MAX |
|
|
1380 #define DUK_INT8_MIN INT8_MIN |
|
|
1381 #define DUK_INT8_MAX INT8_MAX |
|
|
1382 #define DUK_UINT_LEAST8_MIN 0 |
|
|
1383 #define DUK_UINT_LEAST8_MAX UINT_LEAST8_MAX |
|
|
1384 #define DUK_INT_LEAST8_MIN INT_LEAST8_MIN |
|
|
1385 #define DUK_INT_LEAST8_MAX INT_LEAST8_MAX |
|
|
1386 #define DUK_UINT_FAST8_MIN 0 |
|
|
1387 #define DUK_UINT_FAST8_MAX UINT_FAST8_MAX |
|
|
1388 #define DUK_INT_FAST8_MIN INT_FAST8_MIN |
|
|
1389 #define DUK_INT_FAST8_MAX INT_FAST8_MAX |
|
|
1390 #define DUK_UINT16_MIN 0 |
|
|
1391 #define DUK_UINT16_MAX UINT16_MAX |
|
|
1392 #define DUK_INT16_MIN INT16_MIN |
|
|
1393 #define DUK_INT16_MAX INT16_MAX |
|
|
1394 #define DUK_UINT_LEAST16_MIN 0 |
|
|
1395 #define DUK_UINT_LEAST16_MAX UINT_LEAST16_MAX |
|
|
1396 #define DUK_INT_LEAST16_MIN INT_LEAST16_MIN |
|
|
1397 #define DUK_INT_LEAST16_MAX INT_LEAST16_MAX |
|
|
1398 #define DUK_UINT_FAST16_MIN 0 |
|
|
1399 #define DUK_UINT_FAST16_MAX UINT_FAST16_MAX |
|
|
1400 #define DUK_INT_FAST16_MIN INT_FAST16_MIN |
|
|
1401 #define DUK_INT_FAST16_MAX INT_FAST16_MAX |
|
|
1402 #define DUK_UINT32_MIN 0 |
|
|
1403 #define DUK_UINT32_MAX UINT32_MAX |
|
|
1404 #define DUK_INT32_MIN INT32_MIN |
|
|
1405 #define DUK_INT32_MAX INT32_MAX |
|
|
1406 #define DUK_UINT_LEAST32_MIN 0 |
|
|
1407 #define DUK_UINT_LEAST32_MAX UINT_LEAST32_MAX |
|
|
1408 #define DUK_INT_LEAST32_MIN INT_LEAST32_MIN |
|
|
1409 #define DUK_INT_LEAST32_MAX INT_LEAST32_MAX |
|
|
1410 #define DUK_UINT_FAST32_MIN 0 |
|
|
1411 #define DUK_UINT_FAST32_MAX UINT_FAST32_MAX |
|
|
1412 #define DUK_INT_FAST32_MIN INT_FAST32_MIN |
|
|
1413 #define DUK_INT_FAST32_MAX INT_FAST32_MAX |
|
|
1414 #define DUK_UINT64_MIN 0 |
|
|
1415 #define DUK_UINT64_MAX UINT64_MAX |
|
|
1416 #define DUK_INT64_MIN INT64_MIN |
|
|
1417 #define DUK_INT64_MAX INT64_MAX |
|
|
1418 #define DUK_UINT_LEAST64_MIN 0 |
|
|
1419 #define DUK_UINT_LEAST64_MAX UINT_LEAST64_MAX |
|
|
1420 #define DUK_INT_LEAST64_MIN INT_LEAST64_MIN |
|
|
1421 #define DUK_INT_LEAST64_MAX INT_LEAST64_MAX |
|
|
1422 #define DUK_UINT_FAST64_MIN 0 |
|
|
1423 #define DUK_UINT_FAST64_MAX UINT_FAST64_MAX |
|
|
1424 #define DUK_INT_FAST64_MIN INT_FAST64_MIN |
|
|
1425 #define DUK_INT_FAST64_MAX INT_FAST64_MAX |
|
|
1426 |
|
|
1427 #define DUK_UINTPTR_MIN 0 |
|
|
1428 #define DUK_UINTPTR_MAX UINTPTR_MAX |
|
|
1429 #define DUK_INTPTR_MIN INTPTR_MIN |
|
|
1430 #define DUK_INTPTR_MAX INTPTR_MAX |
|
|
1431 |
|
|
1432 #define DUK_UINTMAX_MIN 0 |
|
|
1433 #define DUK_UINTMAX_MAX UINTMAX_MAX |
|
|
1434 #define DUK_INTMAX_MIN INTMAX_MIN |
|
|
1435 #define DUK_INTMAX_MAX INTMAX_MAX |
|
|
1436 |
|
|
1437 #define DUK_SIZE_MIN 0 |
|
|
1438 #define DUK_SIZE_MAX SIZE_MAX |
|
|
1439 #undef DUK_SIZE_MAX_COMPUTED |
|
|
1440 |
|
|
1441 #else /* C99 types */ |
|
|
1442 |
|
|
1443 /* When C99 types are not available, we use heuristic detection to get |
|
|
1444 * the basic 8, 16, 32, and (possibly) 64 bit types. The fast/least |
|
|
1445 * types are then assumed to be exactly the same for now: these could |
|
|
1446 * be improved per platform but C99 types are very often now available. |
|
|
1447 * 64-bit types are not available on all platforms; this is OK at least |
|
|
1448 * on 32-bit platforms. |
|
|
1449 * |
|
|
1450 * This detection code is necessarily a bit hacky and can provide typedefs |
|
|
1451 * and defines that won't work correctly on some exotic platform. |
|
|
1452 */ |
|
|
1453 |
|
|
1454 #if (defined(CHAR_BIT) && (CHAR_BIT == 8)) || \ |
|
|
1455 (defined(UCHAR_MAX) && (UCHAR_MAX == 255)) |
|
|
1456 typedef unsigned char duk_uint8_t; |
|
|
1457 typedef signed char duk_int8_t; |
|
|
1458 #else |
|
|
1459 #error cannot detect 8-bit type |
|
|
1460 #endif |
|
|
1461 |
|
|
1462 #if defined(USHRT_MAX) && (USHRT_MAX == 65535UL) |
|
|
1463 typedef unsigned short duk_uint16_t; |
|
|
1464 typedef signed short duk_int16_t; |
|
|
1465 #elif defined(UINT_MAX) && (UINT_MAX == 65535UL) |
|
|
1466 /* On some platforms int is 16-bit but long is 32-bit (e.g. PureC) */ |
|
|
1467 typedef unsigned int duk_uint16_t; |
|
|
1468 typedef signed int duk_int16_t; |
|
|
1469 #else |
|
|
1470 #error cannot detect 16-bit type |
|
|
1471 #endif |
|
|
1472 |
|
|
1473 #if defined(UINT_MAX) && (UINT_MAX == 4294967295UL) |
|
|
1474 typedef unsigned int duk_uint32_t; |
|
|
1475 typedef signed int duk_int32_t; |
|
|
1476 #elif defined(ULONG_MAX) && (ULONG_MAX == 4294967295UL) |
|
|
1477 /* On some platforms int is 16-bit but long is 32-bit (e.g. PureC) */ |
|
|
1478 typedef unsigned long duk_uint32_t; |
|
|
1479 typedef signed long duk_int32_t; |
|
|
1480 #else |
|
|
1481 #error cannot detect 32-bit type |
|
|
1482 #endif |
|
|
1483 |
|
|
1484 /* 64-bit type detection is a bit tricky. |
|
|
1485 * |
|
|
1486 * ULLONG_MAX is a standard define. __LONG_LONG_MAX__ and __ULONG_LONG_MAX__ |
|
|
1487 * are used by at least GCC (even if system headers don't provide ULLONG_MAX). |
|
|
1488 * Some GCC variants may provide __LONG_LONG_MAX__ but not __ULONG_LONG_MAX__. |
|
|
1489 * |
|
|
1490 * ULL / LL constants are rejected / warned about by some compilers, even if |
|
|
1491 * the compiler has a 64-bit type and the compiler/system headers provide an |
|
|
1492 * unsupported constant (ULL/LL)! Try to avoid using ULL / LL constants. |
|
|
1493 * As a side effect we can only check that e.g. ULONG_MAX is larger than 32 |
|
|
1494 * bits but can't be sure it is exactly 64 bits. Self tests will catch such |
|
|
1495 * cases. |
|
|
1496 */ |
|
|
1497 #undef DUK_F_HAVE_64BIT |
|
|
1498 #if !defined(DUK_F_HAVE_64BIT) && defined(ULONG_MAX) |
|
|
1499 #if (ULONG_MAX > 4294967295UL) |
|
|
1500 #define DUK_F_HAVE_64BIT |
|
|
1501 typedef unsigned long duk_uint64_t; |
|
|
1502 typedef signed long duk_int64_t; |
|
|
1503 #endif |
|
|
1504 #endif |
|
|
1505 #if !defined(DUK_F_HAVE_64BIT) && defined(ULLONG_MAX) |
|
|
1506 #if (ULLONG_MAX > 4294967295UL) |
|
|
1507 #define DUK_F_HAVE_64BIT |
|
|
1508 typedef unsigned long long duk_uint64_t; |
|
|
1509 typedef signed long long duk_int64_t; |
|
|
1510 #endif |
|
|
1511 #endif |
|
|
1512 #if !defined(DUK_F_HAVE_64BIT) && defined(__ULONG_LONG_MAX__) |
|
|
1513 #if (__ULONG_LONG_MAX__ > 4294967295UL) |
|
|
1514 #define DUK_F_HAVE_64BIT |
|
|
1515 typedef unsigned long long duk_uint64_t; |
|
|
1516 typedef signed long long duk_int64_t; |
|
|
1517 #endif |
|
|
1518 #endif |
|
|
1519 #if !defined(DUK_F_HAVE_64BIT) && defined(__LONG_LONG_MAX__) |
|
|
1520 #if (__LONG_LONG_MAX__ > 2147483647L) |
|
|
1521 #define DUK_F_HAVE_64BIT |
|
|
1522 typedef unsigned long long duk_uint64_t; |
|
|
1523 typedef signed long long duk_int64_t; |
|
|
1524 #endif |
|
|
1525 #endif |
|
|
1526 #if !defined(DUK_F_HAVE_64BIT) && \ |
|
|
1527 (defined(DUK_F_MINGW) || defined(DUK_F_MSVC)) |
|
|
1528 /* Both MinGW and MSVC have a 64-bit type. */ |
|
|
1529 #define DUK_F_HAVE_64BIT |
|
|
1530 typedef unsigned long duk_uint64_t; |
|
|
1531 typedef signed long duk_int64_t; |
|
|
1532 #endif |
|
|
1533 #if !defined(DUK_F_HAVE_64BIT) |
|
|
1534 /* cannot detect 64-bit type, not always needed so don't error */ |
|
|
1535 #endif |
|
|
1536 |
|
|
1537 typedef duk_uint8_t duk_uint_least8_t; |
|
|
1538 typedef duk_int8_t duk_int_least8_t; |
|
|
1539 typedef duk_uint16_t duk_uint_least16_t; |
|
|
1540 typedef duk_int16_t duk_int_least16_t; |
|
|
1541 typedef duk_uint32_t duk_uint_least32_t; |
|
|
1542 typedef duk_int32_t duk_int_least32_t; |
|
|
1543 typedef duk_uint8_t duk_uint_fast8_t; |
|
|
1544 typedef duk_int8_t duk_int_fast8_t; |
|
|
1545 typedef duk_uint16_t duk_uint_fast16_t; |
|
|
1546 typedef duk_int16_t duk_int_fast16_t; |
|
|
1547 typedef duk_uint32_t duk_uint_fast32_t; |
|
|
1548 typedef duk_int32_t duk_int_fast32_t; |
|
|
1549 #if defined(DUK_F_HAVE_64BIT) |
|
|
1550 typedef duk_uint64_t duk_uint_least64_t; |
|
|
1551 typedef duk_int64_t duk_int_least64_t; |
|
|
1552 typedef duk_uint64_t duk_uint_fast64_t; |
|
|
1553 typedef duk_int64_t duk_int_fast64_t; |
|
|
1554 #endif |
|
|
1555 #if defined(DUK_F_HAVE_64BIT) |
|
|
1556 typedef duk_uint64_t duk_uintmax_t; |
|
|
1557 typedef duk_int64_t duk_intmax_t; |
|
|
1558 #else |
|
|
1559 typedef duk_uint32_t duk_uintmax_t; |
|
|
1560 typedef duk_int32_t duk_intmax_t; |
|
|
1561 #endif |
|
|
1562 |
|
|
1563 /* Note: the funny looking computations for signed minimum 16-bit, 32-bit, and |
|
|
1564 * 64-bit values are intentional as the obvious forms (e.g. -0x80000000L) are |
|
|
1565 * -not- portable. See code-issues.txt for a detailed discussion. |
|
|
1566 */ |
|
|
1567 #define DUK_UINT8_MIN 0UL |
|
|
1568 #define DUK_UINT8_MAX 0xffUL |
|
|
1569 #define DUK_INT8_MIN (-0x80L) |
|
|
1570 #define DUK_INT8_MAX 0x7fL |
|
|
1571 #define DUK_UINT_LEAST8_MIN 0UL |
|
|
1572 #define DUK_UINT_LEAST8_MAX 0xffUL |
|
|
1573 #define DUK_INT_LEAST8_MIN (-0x80L) |
|
|
1574 #define DUK_INT_LEAST8_MAX 0x7fL |
|
|
1575 #define DUK_UINT_FAST8_MIN 0UL |
|
|
1576 #define DUK_UINT_FAST8_MAX 0xffUL |
|
|
1577 #define DUK_INT_FAST8_MIN (-0x80L) |
|
|
1578 #define DUK_INT_FAST8_MAX 0x7fL |
|
|
1579 #define DUK_UINT16_MIN 0UL |
|
|
1580 #define DUK_UINT16_MAX 0xffffUL |
|
|
1581 #define DUK_INT16_MIN (-0x7fffL - 1L) |
|
|
1582 #define DUK_INT16_MAX 0x7fffL |
|
|
1583 #define DUK_UINT_LEAST16_MIN 0UL |
|
|
1584 #define DUK_UINT_LEAST16_MAX 0xffffUL |
|
|
1585 #define DUK_INT_LEAST16_MIN (-0x7fffL - 1L) |
|
|
1586 #define DUK_INT_LEAST16_MAX 0x7fffL |
|
|
1587 #define DUK_UINT_FAST16_MIN 0UL |
|
|
1588 #define DUK_UINT_FAST16_MAX 0xffffUL |
|
|
1589 #define DUK_INT_FAST16_MIN (-0x7fffL - 1L) |
|
|
1590 #define DUK_INT_FAST16_MAX 0x7fffL |
|
|
1591 #define DUK_UINT32_MIN 0UL |
|
|
1592 #define DUK_UINT32_MAX 0xffffffffUL |
|
|
1593 #define DUK_INT32_MIN (-0x7fffffffL - 1L) |
|
|
1594 #define DUK_INT32_MAX 0x7fffffffL |
|
|
1595 #define DUK_UINT_LEAST32_MIN 0UL |
|
|
1596 #define DUK_UINT_LEAST32_MAX 0xffffffffUL |
|
|
1597 #define DUK_INT_LEAST32_MIN (-0x7fffffffL - 1L) |
|
|
1598 #define DUK_INT_LEAST32_MAX 0x7fffffffL |
|
|
1599 #define DUK_UINT_FAST32_MIN 0UL |
|
|
1600 #define DUK_UINT_FAST32_MAX 0xffffffffUL |
|
|
1601 #define DUK_INT_FAST32_MIN (-0x7fffffffL - 1L) |
|
|
1602 #define DUK_INT_FAST32_MAX 0x7fffffffL |
|
|
1603 |
|
|
1604 /* 64-bit constants. Since LL / ULL constants are not always available, |
|
|
1605 * use computed values. These values can't be used in preprocessor |
|
|
1606 * comparisons; flag them as such. |
|
|
1607 */ |
|
|
1608 #if defined(DUK_F_HAVE_64BIT) |
|
|
1609 #define DUK_UINT64_MIN ((duk_uint64_t) 0) |
|
|
1610 #define DUK_UINT64_MAX ((duk_uint64_t) -1) |
|
|
1611 #define DUK_INT64_MIN ((duk_int64_t) (~(DUK_UINT64_MAX >> 1))) |
|
|
1612 #define DUK_INT64_MAX ((duk_int64_t) (DUK_UINT64_MAX >> 1)) |
|
|
1613 #define DUK_UINT_LEAST64_MIN DUK_UINT64_MIN |
|
|
1614 #define DUK_UINT_LEAST64_MAX DUK_UINT64_MAX |
|
|
1615 #define DUK_INT_LEAST64_MIN DUK_INT64_MIN |
|
|
1616 #define DUK_INT_LEAST64_MAX DUK_INT64_MAX |
|
|
1617 #define DUK_UINT_FAST64_MIN DUK_UINT64_MIN |
|
|
1618 #define DUK_UINT_FAST64_MAX DUK_UINT64_MAX |
|
|
1619 #define DUK_INT_FAST64_MIN DUK_INT64_MIN |
|
|
1620 #define DUK_INT_FAST64_MAX DUK_INT64_MAX |
|
|
1621 #define DUK_UINT64_MIN_COMPUTED |
|
|
1622 #define DUK_UINT64_MAX_COMPUTED |
|
|
1623 #define DUK_INT64_MIN_COMPUTED |
|
|
1624 #define DUK_INT64_MAX_COMPUTED |
|
|
1625 #define DUK_UINT_LEAST64_MIN_COMPUTED |
|
|
1626 #define DUK_UINT_LEAST64_MAX_COMPUTED |
|
|
1627 #define DUK_INT_LEAST64_MIN_COMPUTED |
|
|
1628 #define DUK_INT_LEAST64_MAX_COMPUTED |
|
|
1629 #define DUK_UINT_FAST64_MIN_COMPUTED |
|
|
1630 #define DUK_UINT_FAST64_MAX_COMPUTED |
|
|
1631 #define DUK_INT_FAST64_MIN_COMPUTED |
|
|
1632 #define DUK_INT_FAST64_MAX_COMPUTED |
|
|
1633 #endif |
|
|
1634 |
|
|
1635 #if defined(DUK_F_HAVE_64BIT) |
|
|
1636 #define DUK_UINTMAX_MIN DUK_UINT64_MIN |
|
|
1637 #define DUK_UINTMAX_MAX DUK_UINT64_MAX |
|
|
1638 #define DUK_INTMAX_MIN DUK_INT64_MIN |
|
|
1639 #define DUK_INTMAX_MAX DUK_INT64_MAX |
|
|
1640 #define DUK_UINTMAX_MIN_COMPUTED |
|
|
1641 #define DUK_UINTMAX_MAX_COMPUTED |
|
|
1642 #define DUK_INTMAX_MIN_COMPUTED |
|
|
1643 #define DUK_INTMAX_MAX_COMPUTED |
|
|
1644 #else |
|
|
1645 #define DUK_UINTMAX_MIN 0UL |
|
|
1646 #define DUK_UINTMAX_MAX 0xffffffffUL |
|
|
1647 #define DUK_INTMAX_MIN (-0x7fffffffL - 1L) |
|
|
1648 #define DUK_INTMAX_MAX 0x7fffffffL |
|
|
1649 #endif |
|
|
1650 |
|
|
1651 /* This detection is not very reliable. */ |
|
|
1652 #if defined(DUK_F_32BIT_PTRS) |
|
|
1653 typedef duk_int32_t duk_intptr_t; |
|
|
1654 typedef duk_uint32_t duk_uintptr_t; |
|
|
1655 #define DUK_UINTPTR_MIN DUK_UINT32_MIN |
|
|
1656 #define DUK_UINTPTR_MAX DUK_UINT32_MAX |
|
|
1657 #define DUK_INTPTR_MIN DUK_INT32_MIN |
|
|
1658 #define DUK_INTPTR_MAX DUK_INT32_MAX |
|
|
1659 #elif defined(DUK_F_64BIT_PTRS) && defined(DUK_F_HAVE_64BIT) |
|
|
1660 typedef duk_int64_t duk_intptr_t; |
|
|
1661 typedef duk_uint64_t duk_uintptr_t; |
|
|
1662 #define DUK_UINTPTR_MIN DUK_UINT64_MIN |
|
|
1663 #define DUK_UINTPTR_MAX DUK_UINT64_MAX |
|
|
1664 #define DUK_INTPTR_MIN DUK_INT64_MIN |
|
|
1665 #define DUK_INTPTR_MAX DUK_INT64_MAX |
|
|
1666 #define DUK_UINTPTR_MIN_COMPUTED |
|
|
1667 #define DUK_UINTPTR_MAX_COMPUTED |
|
|
1668 #define DUK_INTPTR_MIN_COMPUTED |
|
|
1669 #define DUK_INTPTR_MAX_COMPUTED |
|
|
1670 #else |
|
|
1671 #error cannot determine intptr type |
|
|
1672 #endif |
|
|
1673 |
|
|
1674 /* SIZE_MAX may be missing so use an approximate value for it. */ |
|
|
1675 #undef DUK_SIZE_MAX_COMPUTED |
|
|
1676 #if !defined(SIZE_MAX) |
|
|
1677 #define DUK_SIZE_MAX_COMPUTED |
|
|
1678 #define SIZE_MAX ((size_t) (-1)) |
|
|
1679 #endif |
|
|
1680 #define DUK_SIZE_MIN 0 |
|
|
1681 #define DUK_SIZE_MAX SIZE_MAX |
|
|
1682 |
|
|
1683 #endif /* C99 types */ |
|
|
1684 |
|
|
1685 /* A few types are assumed to always exist. */ |
|
|
1686 typedef size_t duk_size_t; |
|
|
1687 typedef ptrdiff_t duk_ptrdiff_t; |
|
|
1688 |
|
|
1689 /* The best type for an "all around int" in Duktape internals is "at least |
|
|
1690 * 32 bit signed integer" which is most convenient. Same for unsigned type. |
|
|
1691 * Prefer 'int' when large enough, as it is almost always a convenient type. |
|
|
1692 */ |
|
|
1693 #if defined(UINT_MAX) && (UINT_MAX >= 0xffffffffUL) |
|
|
1694 typedef int duk_int_t; |
|
|
1695 typedef unsigned int duk_uint_t; |
|
|
1696 #define DUK_INT_MIN INT_MIN |
|
|
1697 #define DUK_INT_MAX INT_MAX |
|
|
1698 #define DUK_UINT_MIN 0 |
|
|
1699 #define DUK_UINT_MAX UINT_MAX |
|
|
1700 #else |
|
|
1701 typedef duk_int_fast32_t duk_int_t; |
|
|
1702 typedef duk_uint_fast32_t duk_uint_t; |
|
|
1703 #define DUK_INT_MIN DUK_INT_FAST32_MIN |
|
|
1704 #define DUK_INT_MAX DUK_INT_FAST32_MAX |
|
|
1705 #define DUK_UINT_MIN DUK_UINT_FAST32_MIN |
|
|
1706 #define DUK_UINT_MAX DUK_UINT_FAST32_MAX |
|
|
1707 #endif |
|
|
1708 |
|
|
1709 /* Same as 'duk_int_t' but guaranteed to be a 'fast' variant if this |
|
|
1710 * distinction matters for the CPU. These types are used mainly in the |
|
|
1711 * executor where it might really matter. |
|
|
1712 */ |
|
|
1713 typedef duk_int_fast32_t duk_int_fast_t; |
|
|
1714 typedef duk_uint_fast32_t duk_uint_fast_t; |
|
|
1715 #define DUK_INT_FAST_MIN DUK_INT_FAST32_MIN |
|
|
1716 #define DUK_INT_FAST_MAX DUK_INT_FAST32_MAX |
|
|
1717 #define DUK_UINT_FAST_MIN DUK_UINT_FAST32_MIN |
|
|
1718 #define DUK_UINT_FAST_MAX DUK_UINT_FAST32_MAX |
|
|
1719 |
|
|
1720 /* Small integers (16 bits or more) can fall back to the 'int' type, but |
|
|
1721 * have a typedef so they are marked "small" explicitly. |
|
|
1722 */ |
|
|
1723 typedef int duk_small_int_t; |
|
|
1724 typedef unsigned int duk_small_uint_t; |
|
|
1725 #define DUK_SMALL_INT_MIN INT_MIN |
|
|
1726 #define DUK_SMALL_INT_MAX INT_MAX |
|
|
1727 #define DUK_SMALL_UINT_MIN 0 |
|
|
1728 #define DUK_SMALL_UINT_MAX UINT_MAX |
|
|
1729 |
|
|
1730 /* Fast variants of small integers, again for really fast paths like the |
|
|
1731 * executor. |
|
|
1732 */ |
|
|
1733 typedef duk_int_fast16_t duk_small_int_fast_t; |
|
|
1734 typedef duk_uint_fast16_t duk_small_uint_fast_t; |
|
|
1735 #define DUK_SMALL_INT_FAST_MIN DUK_INT_FAST16_MIN |
|
|
1736 #define DUK_SMALL_INT_FAST_MAX DUK_INT_FAST16_MAX |
|
|
1737 #define DUK_SMALL_UINT_FAST_MIN DUK_UINT_FAST16_MIN |
|
|
1738 #define DUK_SMALL_UINT_FAST_MAX DUK_UINT_FAST16_MAX |
|
|
1739 |
|
|
1740 /* Boolean values are represented with the platform 'int'. */ |
|
|
1741 typedef duk_small_int_t duk_bool_t; |
|
|
1742 #define DUK_BOOL_MIN DUK_SMALL_INT_MIN |
|
|
1743 #define DUK_BOOL_MAX DUK_SMALL_INT_MAX |
|
|
1744 |
|
|
1745 /* Index values must have at least 32-bit signed range. */ |
|
|
1746 typedef duk_int_t duk_idx_t; |
|
|
1747 #define DUK_IDX_MIN DUK_INT_MIN |
|
|
1748 #define DUK_IDX_MAX DUK_INT_MAX |
|
|
1749 |
|
|
1750 /* Unsigned index variant. */ |
|
|
1751 typedef duk_uint_t duk_uidx_t; |
|
|
1752 #define DUK_UIDX_MIN DUK_UINT_MIN |
|
|
1753 #define DUK_UIDX_MAX DUK_UINT_MAX |
|
|
1754 |
|
|
1755 /* Array index values, could be exact 32 bits. |
|
|
1756 * Currently no need for signed duk_arridx_t. |
|
|
1757 */ |
|
|
1758 typedef duk_uint_t duk_uarridx_t; |
|
|
1759 #define DUK_UARRIDX_MIN DUK_UINT_MIN |
|
|
1760 #define DUK_UARRIDX_MAX DUK_UINT_MAX |
|
|
1761 |
|
|
1762 /* Duktape/C function return value, platform int is enough for now to |
|
|
1763 * represent 0, 1, or negative error code. Must be compatible with |
|
|
1764 * assigning truth values (e.g. duk_ret_t rc = (foo == bar);). |
|
|
1765 */ |
|
|
1766 typedef duk_small_int_t duk_ret_t; |
|
|
1767 #define DUK_RET_MIN DUK_SMALL_INT_MIN |
|
|
1768 #define DUK_RET_MAX DUK_SMALL_INT_MAX |
|
|
1769 |
|
|
1770 /* Error codes are represented with platform int. High bits are used |
|
|
1771 * for flags and such, so 32 bits are needed. |
|
|
1772 */ |
|
|
1773 typedef duk_int_t duk_errcode_t; |
|
|
1774 #define DUK_ERRCODE_MIN DUK_INT_MIN |
|
|
1775 #define DUK_ERRCODE_MAX DUK_INT_MAX |
|
|
1776 |
|
|
1777 /* Codepoint type. Must be 32 bits or more because it is used also for |
|
|
1778 * internal codepoints. The type is signed because negative codepoints |
|
|
1779 * are used as internal markers (e.g. to mark EOF or missing argument). |
|
|
1780 * (X)UTF-8/CESU-8 encode/decode take and return an unsigned variant to |
|
|
1781 * ensure duk_uint32_t casts back and forth nicely. Almost everything |
|
|
1782 * else uses the signed one. |
|
|
1783 */ |
|
|
1784 typedef duk_int_t duk_codepoint_t; |
|
|
1785 typedef duk_uint_t duk_ucodepoint_t; |
|
|
1786 #define DUK_CODEPOINT_MIN DUK_INT_MIN |
|
|
1787 #define DUK_CODEPOINT_MAX DUK_INT_MAX |
|
|
1788 #define DUK_UCODEPOINT_MIN DUK_UINT_MIN |
|
|
1789 #define DUK_UCODEPOINT_MAX DUK_UINT_MAX |
|
|
1790 |
|
|
1791 /* IEEE float/double typedef. */ |
|
|
1792 typedef float duk_float_t; |
|
|
1793 typedef double duk_double_t; |
|
|
1794 |
|
|
1795 /* We're generally assuming that we're working on a platform with a 32-bit |
|
|
1796 * address space. If DUK_SIZE_MAX is a typecast value (which is necessary |
|
|
1797 * if SIZE_MAX is missing), the check must be avoided because the |
|
|
1798 * preprocessor can't do a comparison. |
|
|
1799 */ |
|
|
1800 #if !defined(DUK_SIZE_MAX) |
|
|
1801 #error DUK_SIZE_MAX is undefined, probably missing SIZE_MAX |
|
|
1802 #elif !defined(DUK_SIZE_MAX_COMPUTED) |
|
|
1803 #if DUK_SIZE_MAX < 0xffffffffUL |
|
|
1804 /* On some systems SIZE_MAX can be smaller than max unsigned 32-bit value |
|
|
1805 * which seems incorrect if size_t is (at least) an unsigned 32-bit type. |
|
|
1806 * However, it doesn't seem useful to error out compilation if this is the |
|
|
1807 * case. |
|
|
1808 */ |
|
|
1809 #endif |
|
|
1810 #endif |
|
|
1811 |
|
|
1812 /* Type for public API calls. */ |
|
|
1813 typedef struct duk_hthread duk_context; |
|
|
1814 |
|
|
1815 /* Check whether we should use 64-bit integers or not. |
|
|
1816 * |
|
|
1817 * Quite incomplete now. Use 64-bit types if detected (C99 or other detection) |
|
|
1818 * unless they are known to be unreliable. For instance, 64-bit types are |
|
|
1819 * available on VBCC but seem to misbehave. |
|
|
1820 */ |
|
|
1821 #if defined(DUK_F_HAVE_64BIT) && !defined(DUK_F_VBCC) |
|
|
1822 #define DUK_USE_64BIT_OPS |
|
|
1823 #else |
|
|
1824 #undef DUK_USE_64BIT_OPS |
|
|
1825 #endif |
|
|
1826 |
|
|
1827 /* |
|
|
1828 * Fill-ins for platform, architecture, and compiler |
|
|
1829 */ |
|
|
1830 |
|
|
1831 #if !defined(DUK_SETJMP) |
|
|
1832 #define DUK_USE_SETJMP |
|
|
1833 #define DUK_SETJMP(jb) setjmp((jb)) |
|
|
1834 #define DUK_LONGJMP(jb) longjmp((jb), 1) |
|
|
1835 #endif |
|
|
1836 |
|
|
1837 typedef FILE duk_file; |
|
|
1838 #if !defined(DUK_STDIN) |
|
|
1839 #define DUK_STDIN stdin |
|
|
1840 #endif |
|
|
1841 #if !defined(DUK_STDOUT) |
|
|
1842 #define DUK_STDOUT stdout |
|
|
1843 #endif |
|
|
1844 #if !defined(DUK_STDERR) |
|
|
1845 #define DUK_STDERR stderr |
|
|
1846 #endif |
|
|
1847 |
|
|
1848 /* Special naming to avoid conflict with e.g. DUK_FREE() in duk_heap.h |
|
|
1849 * (which is unfortunately named). May sometimes need replacement, e.g. |
|
|
1850 * some compilers don't handle zero length or NULL correctly in realloc(). |
|
|
1851 */ |
|
|
1852 #if !defined(DUK_ANSI_MALLOC) |
|
|
1853 #define DUK_ANSI_MALLOC malloc |
|
|
1854 #endif |
|
|
1855 #if !defined(DUK_ANSI_REALLOC) |
|
|
1856 #define DUK_ANSI_REALLOC realloc |
|
|
1857 #endif |
|
|
1858 #if !defined(DUK_ANSI_CALLOC) |
|
|
1859 #define DUK_ANSI_CALLOC calloc |
|
|
1860 #endif |
|
|
1861 #if !defined(DUK_ANSI_FREE) |
|
|
1862 #define DUK_ANSI_FREE free |
|
|
1863 #endif |
|
|
1864 |
|
|
1865 /* ANSI C (various versions) and some implementations require that the |
|
|
1866 * pointer arguments to memset(), memcpy(), and memmove() be valid values |
|
|
1867 * even when byte size is 0 (even a NULL pointer is considered invalid in |
|
|
1868 * this context). Zero-size operations as such are allowed, as long as their |
|
|
1869 * pointer arguments point to a valid memory area. The DUK_MEMSET(), |
|
|
1870 * DUK_MEMCPY(), and DUK_MEMMOVE() macros require this same behavior, i.e.: |
|
|
1871 * (1) pointers must be valid and non-NULL, (2) zero size must otherwise be |
|
|
1872 * allowed. If these are not fulfilled, a macro wrapper is needed. |
|
|
1873 * |
|
|
1874 * http://stackoverflow.com/questions/5243012/is-it-guaranteed-to-be-safe-to-perform-memcpy0-0-0 |
|
|
1875 * http://lists.cs.uiuc.edu/pipermail/llvmdev/2007-October/011065.html |
|
|
1876 * |
|
|
1877 * Not sure what's the required behavior when a pointer points just past the |
|
|
1878 * end of a buffer, which often happens in practice (e.g. zero size memmoves). |
|
|
1879 * For example, if allocation size is 3, the following pointer would not |
|
|
1880 * technically point to a valid memory byte: |
|
|
1881 * |
|
|
1882 * <-- alloc --> |
|
|
1883 * | 0 | 1 | 2 | ..... |
|
|
1884 * ^-- p=3, points after last valid byte (2) |
|
|
1885 */ |
|
|
1886 #if !defined(DUK_MEMCPY) |
|
|
1887 #if defined(DUK_F_UCLIBC) |
|
|
1888 /* Old uclibcs have a broken memcpy so use memmove instead (this is overly wide |
|
|
1889 * now on purpose): http://lists.uclibc.org/pipermail/uclibc-cvs/2008-October/025511.html |
|
|
1890 */ |
|
|
1891 #define DUK_MEMCPY memmove |
|
|
1892 #else |
|
|
1893 #define DUK_MEMCPY memcpy |
|
|
1894 #endif |
|
|
1895 #endif |
|
|
1896 #if !defined(DUK_MEMMOVE) |
|
|
1897 #define DUK_MEMMOVE memmove |
|
|
1898 #endif |
|
|
1899 #if !defined(DUK_MEMCMP) |
|
|
1900 #define DUK_MEMCMP memcmp |
|
|
1901 #endif |
|
|
1902 #if !defined(DUK_MEMSET) |
|
|
1903 #define DUK_MEMSET memset |
|
|
1904 #endif |
|
|
1905 #if !defined(DUK_STRLEN) |
|
|
1906 #define DUK_STRLEN strlen |
|
|
1907 #endif |
|
|
1908 #if !defined(DUK_STRCMP) |
|
|
1909 #define DUK_STRCMP strcmp |
|
|
1910 #endif |
|
|
1911 #if !defined(DUK_STRNCMP) |
|
|
1912 #define DUK_STRNCMP strncmp |
|
|
1913 #endif |
|
|
1914 #if !defined(DUK_PRINTF) |
|
|
1915 #define DUK_PRINTF printf |
|
|
1916 #endif |
|
|
1917 #if !defined(DUK_FPRINTF) |
|
|
1918 #define DUK_FPRINTF fprintf |
|
|
1919 #endif |
|
|
1920 #if !defined(DUK_SPRINTF) |
|
|
1921 #define DUK_SPRINTF sprintf |
|
|
1922 #endif |
|
|
1923 #if !defined(DUK_SNPRINTF) |
|
|
1924 /* snprintf() is technically not part of C89 but usually available. */ |
|
|
1925 #define DUK_SNPRINTF snprintf |
|
|
1926 #endif |
|
|
1927 #if !defined(DUK_VSPRINTF) |
|
|
1928 #define DUK_VSPRINTF vsprintf |
|
|
1929 #endif |
|
|
1930 #if !defined(DUK_VSNPRINTF) |
|
|
1931 /* vsnprintf() is technically not part of C89 but usually available. */ |
|
|
1932 #define DUK_VSNPRINTF vsnprintf |
|
|
1933 #endif |
|
|
1934 #if !defined(DUK_SSCANF) |
|
|
1935 #define DUK_SSCANF sscanf |
|
|
1936 #endif |
|
|
1937 #if !defined(DUK_VSSCANF) |
|
|
1938 #define DUK_VSSCANF vsscanf |
|
|
1939 #endif |
|
|
1940 #if !defined(DUK_FOPEN) |
|
|
1941 #define DUK_FOPEN fopen |
|
|
1942 #endif |
|
|
1943 #if !defined(DUK_FCLOSE) |
|
|
1944 #define DUK_FCLOSE fclose |
|
|
1945 #endif |
|
|
1946 #if !defined(DUK_FREAD) |
|
|
1947 #define DUK_FREAD fread |
|
|
1948 #endif |
|
|
1949 #if !defined(DUK_FWRITE) |
|
|
1950 #define DUK_FWRITE fwrite |
|
|
1951 #endif |
|
|
1952 #if !defined(DUK_FSEEK) |
|
|
1953 #define DUK_FSEEK fseek |
|
|
1954 #endif |
|
|
1955 #if !defined(DUK_FTELL) |
|
|
1956 #define DUK_FTELL ftell |
|
|
1957 #endif |
|
|
1958 #if !defined(DUK_FFLUSH) |
|
|
1959 #define DUK_FFLUSH fflush |
|
|
1960 #endif |
|
|
1961 #if !defined(DUK_FPUTC) |
|
|
1962 #define DUK_FPUTC fputc |
|
|
1963 #endif |
|
|
1964 #if !defined(DUK_MEMZERO) |
|
|
1965 #define DUK_MEMZERO(p,n) DUK_MEMSET((p), 0, (n)) |
|
|
1966 #endif |
|
|
1967 #if !defined(DUK_ABORT) |
|
|
1968 #define DUK_ABORT abort |
|
|
1969 #endif |
|
|
1970 #if !defined(DUK_EXIT) |
|
|
1971 #define DUK_EXIT exit |
|
|
1972 #endif |
|
|
1973 |
|
|
1974 #if !defined(DUK_DOUBLE_2TO32) |
|
|
1975 #define DUK_DOUBLE_2TO32 4294967296.0 |
|
|
1976 #endif |
|
|
1977 #if !defined(DUK_DOUBLE_2TO31) |
|
|
1978 #define DUK_DOUBLE_2TO31 2147483648.0 |
|
|
1979 #endif |
|
|
1980 |
|
|
1981 #if !defined(DUK_DOUBLE_INFINITY) |
|
|
1982 #undef DUK_USE_COMPUTED_INFINITY |
|
|
1983 #if defined(DUK_F_GCC_VERSION) && (DUK_F_GCC_VERSION < 40600) |
|
|
1984 /* GCC older than 4.6: avoid overflow warnings related to using INFINITY */ |
|
|
1985 #define DUK_DOUBLE_INFINITY (__builtin_inf()) |
|
|
1986 #elif defined(INFINITY) |
|
|
1987 #define DUK_DOUBLE_INFINITY ((double) INFINITY) |
|
|
1988 #elif !defined(DUK_F_VBCC) && !defined(DUK_F_MSVC) && !defined(DUK_F_BCC) |
|
|
1989 #define DUK_DOUBLE_INFINITY (1.0 / 0.0) |
|
|
1990 #else |
|
|
1991 /* In VBCC (1.0 / 0.0) results in a warning and 0.0 instead of infinity. |
|
|
1992 * Use a computed infinity (initialized when a heap is created at the |
|
|
1993 * latest). |
|
|
1994 */ |
|
|
1995 #define DUK_USE_COMPUTED_INFINITY |
|
|
1996 #define DUK_DOUBLE_INFINITY duk_computed_infinity |
|
|
1997 #endif |
|
|
1998 #endif |
|
|
1999 |
|
|
2000 #if !defined(DUK_DOUBLE_NAN) |
|
|
2001 #undef DUK_USE_COMPUTED_NAN |
|
|
2002 #if defined(NAN) |
|
|
2003 #define DUK_DOUBLE_NAN NAN |
|
|
2004 #elif !defined(DUK_F_VBCC) && !defined(DUK_F_MSVC) && !defined(DUK_F_BCC) |
|
|
2005 #define DUK_DOUBLE_NAN (0.0 / 0.0) |
|
|
2006 #else |
|
|
2007 /* In VBCC (0.0 / 0.0) results in a warning and 0.0 instead of NaN. |
|
|
2008 * In MSVC (VS2010 Express) (0.0 / 0.0) results in a compile error. |
|
|
2009 * Use a computed NaN (initialized when a heap is created at the |
|
|
2010 * latest). |
|
|
2011 */ |
|
|
2012 #define DUK_USE_COMPUTED_NAN |
|
|
2013 #define DUK_DOUBLE_NAN duk_computed_nan |
|
|
2014 #endif |
|
|
2015 #endif |
|
|
2016 |
|
|
2017 /* Many platforms are missing fpclassify() and friends, so use replacements |
|
|
2018 * if necessary. The replacement constants (FP_NAN etc) can be anything but |
|
|
2019 * match Linux constants now. |
|
|
2020 */ |
|
|
2021 #undef DUK_USE_REPL_FPCLASSIFY |
|
|
2022 #undef DUK_USE_REPL_SIGNBIT |
|
|
2023 #undef DUK_USE_REPL_ISFINITE |
|
|
2024 #undef DUK_USE_REPL_ISNAN |
|
|
2025 #undef DUK_USE_REPL_ISINF |
|
|
2026 |
|
|
2027 /* Complex condition broken into separate parts. */ |
|
|
2028 #undef DUK_F_USE_REPL_ALL |
|
|
2029 #if !(defined(FP_NAN) && defined(FP_INFINITE) && defined(FP_ZERO) && \ |
|
|
2030 defined(FP_SUBNORMAL) && defined(FP_NORMAL)) |
|
|
2031 /* Missing some obvious constants. */ |
|
|
2032 #define DUK_F_USE_REPL_ALL |
|
|
2033 #elif defined(DUK_F_AMIGAOS) && defined(DUK_F_VBCC) |
|
|
2034 /* VBCC is missing the built-ins even in C99 mode (perhaps a header issue) */ |
|
|
2035 #define DUK_F_USE_REPL_ALL |
|
|
2036 #elif defined(DUK_F_FREEBSD) && defined(DUK_F_CLANG) |
|
|
2037 /* Placeholder fix for (detection is wider than necessary): |
|
|
2038 * http://llvm.org/bugs/show_bug.cgi?id=17788 |
|
|
2039 */ |
|
|
2040 #define DUK_F_USE_REPL_ALL |
|
|
2041 #elif defined(DUK_F_UCLIBC) |
|
|
2042 /* At least some uclibc versions have broken floating point math. For |
|
|
2043 * example, fpclassify() can incorrectly classify certain NaN formats. |
|
|
2044 * To be safe, use replacements. |
|
|
2045 */ |
|
|
2046 #define DUK_F_USE_REPL_ALL |
|
|
2047 #endif |
|
|
2048 |
|
|
2049 #if defined(DUK_F_USE_REPL_ALL) |
|
|
2050 #define DUK_USE_REPL_FPCLASSIFY |
|
|
2051 #define DUK_USE_REPL_SIGNBIT |
|
|
2052 #define DUK_USE_REPL_ISFINITE |
|
|
2053 #define DUK_USE_REPL_ISNAN |
|
|
2054 #define DUK_USE_REPL_ISINF |
|
|
2055 #define DUK_FPCLASSIFY duk_repl_fpclassify |
|
|
2056 #define DUK_SIGNBIT duk_repl_signbit |
|
|
2057 #define DUK_ISFINITE duk_repl_isfinite |
|
|
2058 #define DUK_ISNAN duk_repl_isnan |
|
|
2059 #define DUK_ISINF duk_repl_isinf |
|
|
2060 #define DUK_FP_NAN 0 |
|
|
2061 #define DUK_FP_INFINITE 1 |
|
|
2062 #define DUK_FP_ZERO 2 |
|
|
2063 #define DUK_FP_SUBNORMAL 3 |
|
|
2064 #define DUK_FP_NORMAL 4 |
|
|
2065 #else |
|
|
2066 #define DUK_FPCLASSIFY fpclassify |
|
|
2067 #define DUK_SIGNBIT signbit |
|
|
2068 #define DUK_ISFINITE isfinite |
|
|
2069 #define DUK_ISNAN isnan |
|
|
2070 #define DUK_ISINF isinf |
|
|
2071 #define DUK_FP_NAN FP_NAN |
|
|
2072 #define DUK_FP_INFINITE FP_INFINITE |
|
|
2073 #define DUK_FP_ZERO FP_ZERO |
|
|
2074 #define DUK_FP_SUBNORMAL FP_SUBNORMAL |
|
|
2075 #define DUK_FP_NORMAL FP_NORMAL |
|
|
2076 #endif |
|
|
2077 |
|
|
2078 #if defined(DUK_F_USE_REPL_ALL) |
|
|
2079 #undef DUK_F_USE_REPL_ALL |
|
|
2080 #endif |
|
|
2081 |
|
|
2082 /* Some math functions are C99 only. This is also an issue with some |
|
|
2083 * embedded environments using uclibc where uclibc has been configured |
|
|
2084 * not to provide some functions. For now, use replacements whenever |
|
|
2085 * using uclibc. |
|
|
2086 */ |
|
|
2087 #undef DUK_USE_MATH_FMIN |
|
|
2088 #undef DUK_USE_MATH_FMAX |
|
|
2089 #undef DUK_USE_MATH_ROUND |
|
|
2090 #if defined(DUK_F_UCLIBC) |
|
|
2091 /* uclibc may be missing these */ |
|
|
2092 #elif defined(DUK_F_AMIGAOS) && defined(DUK_F_VBCC) |
|
|
2093 /* vbcc + AmigaOS may be missing these */ |
|
|
2094 #elif !defined(DUK_F_C99) && !defined(DUK_F_CPP11) |
|
|
2095 /* build is not C99 or C++11, play it safe */ |
|
|
2096 #else |
|
|
2097 /* C99 or C++11, no known issues */ |
|
|
2098 #define DUK_USE_MATH_FMIN |
|
|
2099 #define DUK_USE_MATH_FMAX |
|
|
2100 #define DUK_USE_MATH_ROUND |
|
|
2101 #endif |
|
|
2102 |
|
|
2103 /* These functions don't currently need replacement but are wrapped for |
|
|
2104 * completeness. Because these are used as function pointers, they need |
|
|
2105 * to be defined as concrete C functions (not macros). |
|
|
2106 */ |
|
|
2107 #if !defined(DUK_FABS) |
|
|
2108 #define DUK_FABS fabs |
|
|
2109 #endif |
|
|
2110 #if !defined(DUK_FMIN) |
|
|
2111 #define DUK_FMIN fmin |
|
|
2112 #endif |
|
|
2113 #if !defined(DUK_FMAX) |
|
|
2114 #define DUK_FMAX fmax |
|
|
2115 #endif |
|
|
2116 #if !defined(DUK_FLOOR) |
|
|
2117 #define DUK_FLOOR floor |
|
|
2118 #endif |
|
|
2119 #if !defined(DUK_CEIL) |
|
|
2120 #define DUK_CEIL ceil |
|
|
2121 #endif |
|
|
2122 #if !defined(DUK_FMOD) |
|
|
2123 #define DUK_FMOD fmod |
|
|
2124 #endif |
|
|
2125 #if !defined(DUK_POW) |
|
|
2126 #define DUK_POW pow |
|
|
2127 #endif |
|
|
2128 #if !defined(DUK_ACOS) |
|
|
2129 #define DUK_ACOS acos |
|
|
2130 #endif |
|
|
2131 #if !defined(DUK_ASIN) |
|
|
2132 #define DUK_ASIN asin |
|
|
2133 #endif |
|
|
2134 #if !defined(DUK_ATAN) |
|
|
2135 #define DUK_ATAN atan |
|
|
2136 #endif |
|
|
2137 #if !defined(DUK_ATAN2) |
|
|
2138 #define DUK_ATAN2 atan2 |
|
|
2139 #endif |
|
|
2140 #if !defined(DUK_SIN) |
|
|
2141 #define DUK_SIN sin |
|
|
2142 #endif |
|
|
2143 #if !defined(DUK_COS) |
|
|
2144 #define DUK_COS cos |
|
|
2145 #endif |
|
|
2146 #if !defined(DUK_TAN) |
|
|
2147 #define DUK_TAN tan |
|
|
2148 #endif |
|
|
2149 #if !defined(DUK_EXP) |
|
|
2150 #define DUK_EXP exp |
|
|
2151 #endif |
|
|
2152 #if !defined(DUK_LOG) |
|
|
2153 #define DUK_LOG log |
|
|
2154 #endif |
|
|
2155 #if !defined(DUK_SQRT) |
|
|
2156 #define DUK_SQRT sqrt |
|
|
2157 #endif |
|
|
2158 |
|
|
2159 /* NetBSD 6.0 x86 (at least) has a few problems with pow() semantics, |
|
|
2160 * see test-bug-netbsd-math-pow.js. Use NetBSD specific workaround. |
|
|
2161 * (This might be a wider problem; if so, generalize the define name.) |
|
|
2162 */ |
|
|
2163 #undef DUK_USE_POW_NETBSD_WORKAROUND |
|
|
2164 #if defined(DUK_F_NETBSD) |
|
|
2165 #define DUK_USE_POW_NETBSD_WORKAROUND |
|
|
2166 #endif |
|
|
2167 |
|
|
2168 /* Rely as little as possible on compiler behavior for NaN comparison, |
|
|
2169 * signed zero handling, etc. Currently never activated but may be needed |
|
|
2170 * for broken compilers. |
|
|
2171 */ |
|
|
2172 #undef DUK_USE_PARANOID_MATH |
|
|
2173 |
|
|
2174 /* There was a curious bug where test-bi-date-canceling.js would fail e.g. |
|
|
2175 * on 64-bit Ubuntu, gcc-4.8.1, -m32, and no -std=c99. Some date computations |
|
|
2176 * using doubles would be optimized which then broke some corner case tests. |
|
|
2177 * The problem goes away by adding 'volatile' to the datetime computations. |
|
|
2178 * Not sure what the actual triggering conditions are, but using this on |
|
|
2179 * non-C99 systems solves the known issues and has relatively little cost |
|
|
2180 * on other platforms. |
|
|
2181 */ |
|
|
2182 #undef DUK_USE_PARANOID_DATE_COMPUTATION |
|
|
2183 #if !defined(DUK_F_C99) |
|
|
2184 #define DUK_USE_PARANOID_DATE_COMPUTATION |
|
|
2185 #endif |
|
|
2186 |
|
|
2187 /* |
|
|
2188 * Byte order and double memory layout detection |
|
|
2189 * |
|
|
2190 * Endianness detection is a major portability hassle because the macros |
|
|
2191 * and headers are not standardized. There's even variance across UNIX |
|
|
2192 * platforms. Even with "standard" headers, details like underscore count |
|
|
2193 * varies between platforms, e.g. both __BYTE_ORDER and _BYTE_ORDER are used |
|
|
2194 * (Crossbridge has a single underscore, for instance). |
|
|
2195 * |
|
|
2196 * The checks below are structured with this in mind: several approaches are |
|
|
2197 * used, and at the end we check if any of them worked. This allows generic |
|
|
2198 * approaches to be tried first, and platform/compiler specific hacks tried |
|
|
2199 * last. As a last resort, the user can force a specific endianness, as it's |
|
|
2200 * not likely that automatic detection will work on the most exotic platforms. |
|
|
2201 * |
|
|
2202 * Duktape supports little and big endian machines. There's also support |
|
|
2203 * for a hybrid used by some ARM machines where integers are little endian |
|
|
2204 * but IEEE double values use a mixed order (12345678 -> 43218765). This |
|
|
2205 * byte order for doubles is referred to as "mixed endian". |
|
|
2206 */ |
|
|
2207 |
|
|
2208 /* For custom platforms allow user to define byteorder explicitly. |
|
|
2209 * Since endianness headers are not standardized, this is a useful |
|
|
2210 * workaround for custom platforms for which endianness detection |
|
|
2211 * is not directly supported. Perhaps custom hardware is used and |
|
|
2212 * user cannot submit upstream patches. |
|
|
2213 */ |
|
|
2214 #if defined(DUK_OPT_FORCE_BYTEORDER) |
|
|
2215 #undef DUK_USE_BYTEORDER |
|
|
2216 #if (DUK_OPT_FORCE_BYTEORDER == 1) |
|
|
2217 #define DUK_USE_BYTEORDER 1 |
|
|
2218 #elif (DUK_OPT_FORCE_BYTEORDER == 2) |
|
|
2219 #define DUK_USE_BYTEORDER 2 |
|
|
2220 #elif (DUK_OPT_FORCE_BYTEORDER == 3) |
|
|
2221 #define DUK_USE_BYTEORDER 3 |
|
|
2222 #else |
|
|
2223 #error invalid DUK_OPT_FORCE_BYTEORDER value |
|
|
2224 #endif |
|
|
2225 #endif /* DUK_OPT_FORCE_BYTEORDER */ |
|
|
2226 |
|
|
2227 /* GCC and Clang provide endianness defines as built-in predefines, with |
|
|
2228 * leading and trailing double underscores (e.g. __BYTE_ORDER__). See |
|
|
2229 * output of "make gccpredefs" and "make clangpredefs". Clang doesn't |
|
|
2230 * seem to provide __FLOAT_WORD_ORDER__; assume not mixed endian for clang. |
|
|
2231 * http://gcc.gnu.org/onlinedocs/cpp/Common-Predefined-Macros.html |
|
|
2232 */ |
|
|
2233 #if !defined(DUK_USE_BYTEORDER) && defined(__BYTE_ORDER__) |
|
|
2234 #if defined(__ORDER_LITTLE_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__) |
|
|
2235 #if defined(__FLOAT_WORD_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__) && (__FLOAT_WORD_ORDER__ == __ORDER_LITTLE_ENDIAN__) |
|
|
2236 #define DUK_USE_BYTEORDER 1 |
|
|
2237 #elif defined(__FLOAT_WORD_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && (__FLOAT_WORD_ORDER__ == __ORDER_BIG_ENDIAN__) |
|
|
2238 #define DUK_USE_BYTEORDER 2 |
|
|
2239 #elif !defined(__FLOAT_WORD_ORDER__) |
|
|
2240 /* Float word order not known, assume not a hybrid. */ |
|
|
2241 #define DUK_USE_BYTEORDER 1 |
|
|
2242 #else |
|
|
2243 /* Byte order is little endian but cannot determine IEEE double word order. */ |
|
|
2244 #endif /* float word order */ |
|
|
2245 #elif defined(__ORDER_BIG_ENDIAN__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) |
|
|
2246 #if defined(__FLOAT_WORD_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && (__FLOAT_WORD_ORDER__ == __ORDER_BIG_ENDIAN__) |
|
|
2247 #define DUK_USE_BYTEORDER 3 |
|
|
2248 #elif !defined(__FLOAT_WORD_ORDER__) |
|
|
2249 /* Float word order not known, assume not a hybrid. */ |
|
|
2250 #define DUK_USE_BYTEORDER 3 |
|
|
2251 #else |
|
|
2252 /* Byte order is big endian but cannot determine IEEE double word order. */ |
|
|
2253 #endif /* float word order */ |
|
|
2254 #else |
|
|
2255 /* Cannot determine byte order; __ORDER_PDP_ENDIAN__ is related to 32-bit |
|
|
2256 * integer ordering and is not relevant. |
|
|
2257 */ |
|
|
2258 #endif /* integer byte order */ |
|
|
2259 #endif /* !defined(DUK_USE_BYTEORDER) && defined(__BYTE_ORDER__) */ |
|
|
2260 |
|
|
2261 /* More or less standard endianness predefines provided by header files. |
|
|
2262 * The ARM hybrid case is detected by assuming that __FLOAT_WORD_ORDER |
|
|
2263 * will be big endian, see: http://lists.mysql.com/internals/443. |
|
|
2264 * On some platforms some defines may be present with an empty value which |
|
|
2265 * causes comparisons to fail: https://github.com/svaarala/duktape/issues/453. |
|
|
2266 */ |
|
|
2267 #if !defined(DUK_USE_BYTEORDER) |
|
|
2268 #if defined(__BYTE_ORDER) && defined(__LITTLE_ENDIAN) && (__BYTE_ORDER == __LITTLE_ENDIAN) || \ |
|
|
2269 defined(_BYTE_ORDER) && defined(_LITTLE_ENDIAN) && (_BYTE_ORDER == _LITTLE_ENDIAN) || \ |
|
|
2270 defined(__LITTLE_ENDIAN__) |
|
|
2271 #if defined(__FLOAT_WORD_ORDER) && defined(__LITTLE_ENDIAN) && (__FLOAT_WORD_ORDER == __LITTLE_ENDIAN) || \ |
|
|
2272 defined(_FLOAT_WORD_ORDER) && defined(_LITTLE_ENDIAN) && (_FLOAT_WORD_ORDER == _LITTLE_ENDIAN) |
|
|
2273 #define DUK_USE_BYTEORDER 1 |
|
|
2274 #elif defined(__FLOAT_WORD_ORDER) && defined(__BIG_ENDIAN) && (__FLOAT_WORD_ORDER == __BIG_ENDIAN) || \ |
|
|
2275 defined(_FLOAT_WORD_ORDER) && defined(_BIG_ENDIAN) && (_FLOAT_WORD_ORDER == _BIG_ENDIAN) |
|
|
2276 #define DUK_USE_BYTEORDER 2 |
|
|
2277 #elif !defined(__FLOAT_WORD_ORDER) && !defined(_FLOAT_WORD_ORDER) |
|
|
2278 /* Float word order not known, assume not a hybrid. */ |
|
|
2279 #define DUK_USE_BYTEORDER 1 |
|
|
2280 #else |
|
|
2281 /* Byte order is little endian but cannot determine IEEE double word order. */ |
|
|
2282 #endif /* float word order */ |
|
|
2283 #elif defined(__BYTE_ORDER) && defined(__BIG_ENDIAN) && (__BYTE_ORDER == __BIG_ENDIAN) || \ |
|
|
2284 defined(_BYTE_ORDER) && defined(_BIG_ENDIAN) && (_BYTE_ORDER == _BIG_ENDIAN) || \ |
|
|
2285 defined(__BIG_ENDIAN__) |
|
|
2286 #if defined(__FLOAT_WORD_ORDER) && defined(__BIG_ENDIAN) && (__FLOAT_WORD_ORDER == __BIG_ENDIAN) || \ |
|
|
2287 defined(_FLOAT_WORD_ORDER) && defined(_BIG_ENDIAN) && (_FLOAT_WORD_ORDER == _BIG_ENDIAN) |
|
|
2288 #define DUK_USE_BYTEORDER 3 |
|
|
2289 #elif !defined(__FLOAT_WORD_ORDER) && !defined(_FLOAT_WORD_ORDER) |
|
|
2290 /* Float word order not known, assume not a hybrid. */ |
|
|
2291 #define DUK_USE_BYTEORDER 3 |
|
|
2292 #else |
|
|
2293 /* Byte order is big endian but cannot determine IEEE double word order. */ |
|
|
2294 #endif /* float word order */ |
|
|
2295 #else |
|
|
2296 /* Cannot determine byte order. */ |
|
|
2297 #endif /* integer byte order */ |
|
|
2298 #endif /* !defined(DUK_USE_BYTEORDER) */ |
|
|
2299 |
|
|
2300 /* QNX gcc cross compiler seems to define e.g. __LITTLEENDIAN__ or __BIGENDIAN__: |
|
|
2301 * $ /opt/qnx650/host/linux/x86/usr/bin/i486-pc-nto-qnx6.5.0-gcc -dM -E - </dev/null | grep -ni endian |
|
|
2302 * 67:#define __LITTLEENDIAN__ 1 |
|
|
2303 * $ /opt/qnx650/host/linux/x86/usr/bin/mips-unknown-nto-qnx6.5.0-gcc -dM -E - </dev/null | grep -ni endian |
|
|
2304 * 81:#define __BIGENDIAN__ 1 |
|
|
2305 * $ /opt/qnx650/host/linux/x86/usr/bin/arm-unknown-nto-qnx6.5.0-gcc -dM -E - </dev/null | grep -ni endian |
|
|
2306 * 70:#define __LITTLEENDIAN__ 1 |
|
|
2307 */ |
|
|
2308 #if !defined(DUK_USE_BYTEORDER) |
|
|
2309 #if defined(__LITTLEENDIAN__) |
|
|
2310 #define DUK_USE_BYTEORDER 1 |
|
|
2311 #elif defined(__BIGENDIAN__) |
|
|
2312 #define DUK_USE_BYTEORDER 3 |
|
|
2313 #endif |
|
|
2314 #endif |
|
|
2315 |
|
|
2316 /* |
|
|
2317 * Alignment requirement and support for unaligned accesses |
|
|
2318 * |
|
|
2319 * Assume unaligned accesses are not supported unless specifically allowed |
|
|
2320 * in the target platform. Some platforms may support unaligned accesses |
|
|
2321 * but alignment to 4 or 8 may still be desirable. |
|
|
2322 */ |
|
|
2323 |
|
|
2324 /* If not provided, use safe default for alignment. */ |
|
|
2325 #if !defined(DUK_USE_ALIGN_BY) |
|
|
2326 #define DUK_USE_ALIGN_BY 8 |
|
|
2327 #endif |
|
|
2328 |
|
|
2329 /* User forced alignment to 4 or 8. */ |
|
|
2330 #if defined(DUK_OPT_FORCE_ALIGN) |
|
|
2331 #undef DUK_USE_ALIGN_BY |
|
|
2332 #if (DUK_OPT_FORCE_ALIGN == 4) |
|
|
2333 #define DUK_USE_ALIGN_BY 4 |
|
|
2334 #elif (DUK_OPT_FORCE_ALIGN == 8) |
|
|
2335 #define DUK_USE_ALIGN_BY 8 |
|
|
2336 #else |
|
|
2337 #error invalid DUK_OPT_FORCE_ALIGN value |
|
|
2338 #endif |
|
|
2339 #endif |
|
|
2340 |
|
|
2341 /* Compiler specific hackery needed to force struct size to match aligment, |
|
|
2342 * see e.g. duk_hbuffer.h. |
|
|
2343 * |
|
|
2344 * http://stackoverflow.com/questions/11130109/c-struct-size-alignment |
|
|
2345 * http://stackoverflow.com/questions/10951039/specifying-64-bit-alignment |
|
|
2346 */ |
|
|
2347 #if !(defined(DUK_USE_PACK_MSVC_PRAGMA) || defined(DUK_USE_PACK_GCC_ATTR) || \ |
|
|
2348 defined(DUK_USE_PACK_CLANG_ATTR) || defined(DUK_USE_PACK_DUMMY_MEMBER)) |
|
|
2349 #define DUK_USE_PACK_DUMMY_MEMBER |
|
|
2350 #endif |
|
|
2351 |
|
|
2352 #if !defined(DUK_VA_COPY) |
|
|
2353 /* We need va_copy() which is defined in C99 / C++11, so an awkward |
|
|
2354 * replacement is needed for pre-C99 / pre-C++11 environments. This |
|
|
2355 * will quite likely need portability hacks for some non-C99 |
|
|
2356 * environments. |
|
|
2357 */ |
|
|
2358 #if defined(DUK_F_C99) || defined(DUK_F_CPP11) |
|
|
2359 /* C99 / C++11 and above: rely on va_copy() which is required. |
|
|
2360 * Omit parenthesis on macro right side on purpose to minimize differences |
|
|
2361 * to direct use. |
|
|
2362 */ |
|
|
2363 #define DUK_VA_COPY(dest,src) va_copy(dest,src) |
|
|
2364 #else |
|
|
2365 /* Pre-C99: va_list type is implementation dependent. This replacement |
|
|
2366 * assumes it is a plain value so that a simple assignment will work. |
|
|
2367 * This is not the case on all platforms (it may be a single-array element, |
|
|
2368 * for instance). |
|
|
2369 */ |
|
|
2370 #define DUK_VA_COPY(dest,src) do { (dest) = (src); } while (0) |
|
|
2371 #endif |
|
|
2372 #endif |
|
|
2373 |
|
|
2374 #if !defined(DUK_MACRO_STRINGIFY) |
|
|
2375 /* Macro hackery to convert e.g. __LINE__ to a string without formatting, |
|
|
2376 * see: http://stackoverflow.com/questions/240353/convert-a-preprocessor-token-to-a-string |
|
|
2377 */ |
|
|
2378 #define DUK_MACRO_STRINGIFY_HELPER(x) #x |
|
|
2379 #define DUK_MACRO_STRINGIFY(x) DUK_MACRO_STRINGIFY_HELPER(x) |
|
|
2380 #endif |
|
|
2381 |
|
|
2382 #if !defined(DUK_CAUSE_SEGFAULT) |
|
|
2383 /* This is optionally used by panic handling to cause the program to segfault |
|
|
2384 * (instead of e.g. abort()) on panic. Valgrind will then indicate the C |
|
|
2385 * call stack leading to the panic. |
|
|
2386 */ |
|
|
2387 #define DUK_CAUSE_SEGFAULT() do { *((volatile duk_uint32_t *) NULL) = (duk_uint32_t) 0xdeadbeefUL; } while (0) |
|
|
2388 #endif |
|
|
2389 #if !defined(DUK_UNREF) |
|
|
2390 /* Macro for suppressing warnings for potentially unreferenced variables. |
|
|
2391 * The variables can be actually unreferenced or unreferenced in some |
|
|
2392 * specific cases only; for instance, if a variable is only debug printed, |
|
|
2393 * it is unreferenced when debug printing is disabled. |
|
|
2394 */ |
|
|
2395 #define DUK_UNREF(x) do { (void) (x); } while (0) |
|
|
2396 #endif |
|
|
2397 #if !defined(DUK_NORETURN) |
|
|
2398 #define DUK_NORETURN(decl) decl |
|
|
2399 #endif |
|
|
2400 #if !defined(DUK_UNREACHABLE) |
|
|
2401 /* Don't know how to declare unreachable point, so don't do it; this |
|
|
2402 * may cause some spurious compilation warnings (e.g. "variable used |
|
|
2403 * uninitialized"). |
|
|
2404 */ |
|
|
2405 #define DUK_UNREACHABLE() do { } while (0) |
|
|
2406 #endif |
|
|
2407 #if !defined(DUK_LOSE_CONST) |
|
|
2408 /* Convert any input pointer into a "void *", losing a const qualifier. |
|
|
2409 * This is not fully portable because casting through duk_uintptr_t may |
|
|
2410 * not work on all architectures (e.g. those with long, segmented pointers). |
|
|
2411 */ |
|
|
2412 #define DUK_LOSE_CONST(src) ((void *) (duk_uintptr_t) (src)) |
|
|
2413 #endif |
|
|
2414 |
|
|
2415 #if !defined(DUK_LIKELY) |
|
|
2416 #define DUK_LIKELY(x) (x) |
|
|
2417 #endif |
|
|
2418 #if !defined(DUK_UNLIKELY) |
|
|
2419 #define DUK_UNLIKELY(x) (x) |
|
|
2420 #endif |
|
|
2421 |
|
|
2422 #if !defined(DUK_NOINLINE) |
|
|
2423 #define DUK_NOINLINE /*nop*/ |
|
|
2424 #endif |
|
|
2425 #if !defined(DUK_INLINE) |
|
|
2426 #define DUK_INLINE /*nop*/ |
|
|
2427 #endif |
|
|
2428 #if !defined(DUK_ALWAYS_INLINE) |
|
|
2429 #define DUK_ALWAYS_INLINE /*nop*/ |
|
|
2430 #endif |
|
|
2431 |
|
|
2432 #if !defined(DUK_EXTERNAL_DECL) |
|
|
2433 #define DUK_EXTERNAL_DECL extern |
|
|
2434 #endif |
|
|
2435 #if !defined(DUK_EXTERNAL) |
|
|
2436 #define DUK_EXTERNAL /*empty*/ |
|
|
2437 #endif |
|
|
2438 #if !defined(DUK_INTERNAL_DECL) |
|
|
2439 #if defined(DUK_SINGLE_FILE) |
|
|
2440 #define DUK_INTERNAL_DECL static |
|
|
2441 #else |
|
|
2442 #define DUK_INTERNAL_DECL extern |
|
|
2443 #endif |
|
|
2444 #endif |
|
|
2445 #if !defined(DUK_INTERNAL) |
|
|
2446 #if defined(DUK_SINGLE_FILE) |
|
|
2447 #define DUK_INTERNAL static |
|
|
2448 #else |
|
|
2449 #define DUK_INTERNAL /*empty*/ |
|
|
2450 #endif |
|
|
2451 #endif |
|
|
2452 #if !defined(DUK_LOCAL_DECL) |
|
|
2453 #define DUK_LOCAL_DECL static |
|
|
2454 #endif |
|
|
2455 #if !defined(DUK_LOCAL) |
|
|
2456 #define DUK_LOCAL static |
|
|
2457 #endif |
|
|
2458 |
|
|
2459 #if !defined(DUK_FILE_MACRO) |
|
|
2460 #define DUK_FILE_MACRO __FILE__ |
|
|
2461 #endif |
|
|
2462 #if !defined(DUK_LINE_MACRO) |
|
|
2463 #define DUK_LINE_MACRO __LINE__ |
|
|
2464 #endif |
|
|
2465 #if !defined(DUK_FUNC_MACRO) |
|
|
2466 #if defined(DUK_F_C99) || defined(DUK_F_CPP11) |
|
|
2467 #define DUK_FUNC_MACRO __func__ |
|
|
2468 #elif defined(__FUNCTION__) |
|
|
2469 #define DUK_FUNC_MACRO __FUNCTION__ |
|
|
2470 #else |
|
|
2471 #define DUK_FUNC_MACRO "unknown" |
|
|
2472 #endif |
|
|
2473 #endif |
|
|
2474 |
|
|
2475 #if !defined(DUK_BSWAP32) |
|
|
2476 #define DUK_BSWAP32(x) \ |
|
|
2477 ((((duk_uint32_t) (x)) >> 24) | \ |
|
|
2478 ((((duk_uint32_t) (x)) >> 8) & 0xff00UL) | \ |
|
|
2479 ((((duk_uint32_t) (x)) << 8) & 0xff0000UL) | \ |
|
|
2480 (((duk_uint32_t) (x)) << 24)) |
|
|
2481 #endif |
|
|
2482 #if !defined(DUK_BSWAP16) |
|
|
2483 #define DUK_BSWAP16(x) \ |
|
|
2484 ((duk_uint16_t) (x) >> 8) | \ |
|
|
2485 ((duk_uint16_t) (x) << 8) |
|
|
2486 #endif |
|
|
2487 |
|
|
2488 /* Explicit marker needed; may be 'defined', 'undefined, 'or 'not provided'. */ |
|
|
2489 #if !defined(DUK_F_VARIADIC_MACROS_PROVIDED) |
|
|
2490 #undef DUK_USE_VARIADIC_MACROS |
|
|
2491 #if defined(DUK_F_C99) || defined(DUK_F_CPP11) |
|
|
2492 #define DUK_USE_VARIADIC_MACROS |
|
|
2493 #endif |
|
|
2494 #endif |
|
|
2495 |
|
|
2496 #if !(defined(DUK_USE_FLEX_C99) || defined(DUK_USE_FLEX_ZEROSIZE) || defined(DUK_USE_FLEX_ONESIZE)) |
|
|
2497 #if defined(DUK_F_C99) |
|
|
2498 #define DUK_USE_FLEX_C99 |
|
|
2499 #else |
|
|
2500 #define DUK_USE_FLEX_ZEROSIZE /* Not standard but common enough */ |
|
|
2501 #endif |
|
|
2502 #endif |
|
|
2503 |
|
|
2504 #if !(defined(DUK_USE_PACK_GCC_ATTR) || defined(DUK_USE_PACK_CLANG_ATTR) || \ |
|
|
2505 defined(DUK_USE_PACK_MSVC_PRAGMA) || defined(DUK_USE_PACK_DUMMY_MEMBER)) |
|
|
2506 #define DUK_USE_PACK_DUMMY_MEMBER |
|
|
2507 #endif |
|
|
2508 |
|
|
2509 #if 0 /* not defined by default */ |
|
|
2510 #undef DUK_USE_GCC_PRAGMAS |
|
|
2511 #endif |
|
|
2512 |
|
|
2513 /* Workaround for GH-323: avoid inlining control when compiling from |
|
|
2514 * multiple sources, as it causes compiler portability trouble. |
|
|
2515 */ |
|
|
2516 #if !defined(DUK_SINGLE_FILE) |
|
|
2517 #undef DUK_NOINLINE |
|
|
2518 #undef DUK_INLINE |
|
|
2519 #undef DUK_ALWAYS_INLINE |
|
|
2520 #define DUK_NOINLINE /*nop*/ |
|
|
2521 #define DUK_INLINE /*nop*/ |
|
|
2522 #define DUK_ALWAYS_INLINE /*nop*/ |
|
|
2523 #endif |
|
|
2524 |
|
|
2525 /* |
|
|
2526 * Check whether or not a packed duk_tval representation is possible. |
|
|
2527 * What's basically required is that pointers are 32-bit values |
|
|
2528 * (sizeof(void *) == 4). Best effort check, not always accurate. |
|
|
2529 * If guess goes wrong, crashes may result; self tests also verify |
|
|
2530 * the guess. |
|
|
2531 */ |
|
|
2532 |
|
|
2533 /* Explicit marker needed; may be 'defined', 'undefined, 'or 'not provided'. */ |
|
|
2534 #if !defined(DUK_F_PACKED_TVAL_PROVIDED) |
|
|
2535 #undef DUK_F_PACKED_TVAL_POSSIBLE |
|
|
2536 |
|
|
2537 /* Strict C99 case: DUK_UINTPTR_MAX (= UINTPTR_MAX) should be very reliable */ |
|
|
2538 #if !defined(DUK_F_PACKED_TVAL_POSSIBLE) && defined(DUK_UINTPTR_MAX) |
|
|
2539 #if (DUK_UINTPTR_MAX <= 0xffffffffUL) |
|
|
2540 #define DUK_F_PACKED_TVAL_POSSIBLE |
|
|
2541 #endif |
|
|
2542 #endif |
|
|
2543 |
|
|
2544 /* Non-C99 case, still relying on DUK_UINTPTR_MAX, as long as it is not a computed value */ |
|
|
2545 #if !defined(DUK_F_PACKED_TVAL_POSSIBLE) && defined(DUK_UINTPTR_MAX) && !defined(DUK_UINTPTR_MAX_COMPUTED) |
|
|
2546 #if (DUK_UINTPTR_MAX <= 0xffffffffUL) |
|
|
2547 #define DUK_F_PACKED_TVAL_POSSIBLE |
|
|
2548 #endif |
|
|
2549 #endif |
|
|
2550 |
|
|
2551 /* DUK_SIZE_MAX (= SIZE_MAX) is often reliable */ |
|
|
2552 #if !defined(DUK_F_PACKED_TVAL_POSSIBLE) && defined(DUK_SIZE_MAX) && !defined(DUK_SIZE_MAX_COMPUTED) |
|
|
2553 #if (DUK_SIZE_MAX <= 0xffffffffUL) |
|
|
2554 #define DUK_F_PACKED_TVAL_POSSIBLE |
|
|
2555 #endif |
|
|
2556 #endif |
|
|
2557 |
|
|
2558 #undef DUK_USE_PACKED_TVAL |
|
|
2559 #if defined(DUK_F_PACKED_TVAL_POSSIBLE) |
|
|
2560 #define DUK_USE_PACKED_TVAL |
|
|
2561 #endif |
|
|
2562 |
|
|
2563 #undef DUK_F_PACKED_TVAL_POSSIBLE |
|
|
2564 #endif /* DUK_F_PACKED_TVAL_PROVIDED */ |
|
|
2565 |
|
|
2566 /* Feature option forcing. */ |
|
|
2567 #if defined(DUK_OPT_NO_PACKED_TVAL) |
|
|
2568 #undef DUK_USE_PACKED_TVAL |
|
|
2569 #elif defined(DUK_OPT_PACKED_TVAL) |
|
|
2570 #undef DUK_USE_PACKED_TVAL |
|
|
2571 #define DUK_USE_PACKED_TVAL |
|
|
2572 #endif |
|
|
2573 /* Object property allocation layout has implications for memory and code |
|
|
2574 * footprint and generated code size/speed. The best layout also depends |
|
|
2575 * on whether the platform has alignment requirements or benefits from |
|
|
2576 * having mostly aligned accesses. |
|
|
2577 */ |
|
|
2578 #undef DUK_USE_HOBJECT_LAYOUT_1 |
|
|
2579 #undef DUK_USE_HOBJECT_LAYOUT_2 |
|
|
2580 #undef DUK_USE_HOBJECT_LAYOUT_3 |
|
|
2581 #if (DUK_USE_ALIGN_BY == 1) |
|
|
2582 /* On platforms without any alignment issues, layout 1 is preferable |
|
|
2583 * because it compiles to slightly less code and provides direct access |
|
|
2584 * to property keys. |
|
|
2585 */ |
|
|
2586 #define DUK_USE_HOBJECT_LAYOUT_1 |
|
|
2587 #else |
|
|
2588 /* On other platforms use layout 2, which requires some padding but |
|
|
2589 * is a bit more natural than layout 3 in ordering the entries. Layout |
|
|
2590 * 3 is currently not used. |
|
|
2591 */ |
|
|
2592 #define DUK_USE_HOBJECT_LAYOUT_2 |
|
|
2593 #endif |
|
|
2594 |
|
|
2595 /* GCC/clang inaccurate math would break compliance and probably duk_tval, |
|
|
2596 * so refuse to compile. Relax this if -ffast-math is tested to work. |
|
|
2597 */ |
|
|
2598 #if defined(__FAST_MATH__) |
|
|
2599 #error __FAST_MATH__ defined, refusing to compile |
|
|
2600 #endif |
|
|
2601 |
|
|
2602 /* |
|
|
2603 * Feature option handling |
|
|
2604 */ |
|
|
2605 |
|
|
2606 #if !defined(DUK_USE_ALIGN_BY) |
|
|
2607 #if defined(DUK_OPT_FORCE_ALIGN) |
|
|
2608 #define DUK_USE_ALIGN_BY DUK_OPT_FORCE_ALIGN |
|
|
2609 #else |
|
|
2610 #define DUK_USE_ALIGN_BY 8 |
|
|
2611 #endif |
|
|
2612 #endif |
|
|
2613 |
|
|
2614 #if defined(DUK_OPT_ASSERTIONS) |
|
|
2615 #define DUK_USE_ASSERTIONS |
|
|
2616 #elif defined(DUK_OPT_NO_ASSERTIONS) |
|
|
2617 #undef DUK_USE_ASSERTIONS |
|
|
2618 #else |
|
|
2619 #undef DUK_USE_ASSERTIONS |
|
|
2620 #endif |
|
|
2621 |
|
|
2622 #if defined(DUK_OPT_AUGMENT_ERRORS) |
|
|
2623 #define DUK_USE_AUGMENT_ERROR_CREATE |
|
|
2624 #elif defined(DUK_OPT_NO_AUGMENT_ERRORS) |
|
|
2625 #undef DUK_USE_AUGMENT_ERROR_CREATE |
|
|
2626 #else |
|
|
2627 #define DUK_USE_AUGMENT_ERROR_CREATE |
|
|
2628 #endif |
|
|
2629 |
|
|
2630 #if defined(DUK_OPT_AUGMENT_ERRORS) |
|
|
2631 #define DUK_USE_AUGMENT_ERROR_THROW |
|
|
2632 #elif defined(DUK_OPT_NO_AUGMENT_ERRORS) |
|
|
2633 #undef DUK_USE_AUGMENT_ERROR_THROW |
|
|
2634 #else |
|
|
2635 #define DUK_USE_AUGMENT_ERROR_THROW |
|
|
2636 #endif |
|
|
2637 |
|
|
2638 #if defined(DUK_OPT_BROWSER_LIKE) |
|
|
2639 #define DUK_USE_BROWSER_LIKE |
|
|
2640 #elif defined(DUK_OPT_NO_BROWSER_LIKE) |
|
|
2641 #undef DUK_USE_BROWSER_LIKE |
|
|
2642 #else |
|
|
2643 #define DUK_USE_BROWSER_LIKE |
|
|
2644 #endif |
|
|
2645 |
|
|
2646 #if defined(DUK_OPT_BUFFEROBJECT_SUPPORT) |
|
|
2647 #define DUK_USE_BUFFEROBJECT_SUPPORT |
|
|
2648 #elif defined(DUK_OPT_NO_BUFFEROBJECT_SUPPORT) |
|
|
2649 #undef DUK_USE_BUFFEROBJECT_SUPPORT |
|
|
2650 #else |
|
|
2651 #define DUK_USE_BUFFEROBJECT_SUPPORT |
|
|
2652 #endif |
|
|
2653 |
|
|
2654 #if defined(DUK_OPT_BUFLEN16) |
|
|
2655 #define DUK_USE_BUFLEN16 |
|
|
2656 #elif defined(DUK_OPT_NO_BUFLEN16) |
|
|
2657 #undef DUK_USE_BUFLEN16 |
|
|
2658 #else |
|
|
2659 #undef DUK_USE_BUFLEN16 |
|
|
2660 #endif |
|
|
2661 |
|
|
2662 #if defined(DUK_OPT_BYTECODE_DUMP_SUPPORT) |
|
|
2663 #define DUK_USE_BYTECODE_DUMP_SUPPORT |
|
|
2664 #elif defined(DUK_OPT_NO_BYTECODE_DUMP_SUPPORT) |
|
|
2665 #undef DUK_USE_BYTECODE_DUMP_SUPPORT |
|
|
2666 #else |
|
|
2667 #define DUK_USE_BYTECODE_DUMP_SUPPORT |
|
|
2668 #endif |
|
|
2669 |
|
|
2670 #if defined(DUK_OPT_COMMONJS_MODULES) |
|
|
2671 #define DUK_USE_COMMONJS_MODULES |
|
|
2672 #elif defined(DUK_OPT_NO_COMMONJS_MODULES) |
|
|
2673 #undef DUK_USE_COMMONJS_MODULES |
|
|
2674 #else |
|
|
2675 #define DUK_USE_COMMONJS_MODULES |
|
|
2676 #endif |
|
|
2677 |
|
|
2678 #if defined(DUK_OPT_CPP_EXCEPTIONS) |
|
|
2679 #define DUK_USE_CPP_EXCEPTIONS |
|
|
2680 #elif defined(DUK_OPT_NO_CPP_EXCEPTIONS) |
|
|
2681 #undef DUK_USE_CPP_EXCEPTIONS |
|
|
2682 #else |
|
|
2683 #undef DUK_USE_CPP_EXCEPTIONS |
|
|
2684 #endif |
|
|
2685 |
|
|
2686 #if defined(DUK_OPT_DATAPTR16) |
|
|
2687 #define DUK_USE_DATAPTR16 |
|
|
2688 #elif defined(DUK_OPT_NO_DATAPTR16) |
|
|
2689 #undef DUK_USE_DATAPTR16 |
|
|
2690 #else |
|
|
2691 #undef DUK_USE_DATAPTR16 |
|
|
2692 #endif |
|
|
2693 |
|
|
2694 #if defined(DUK_OPT_DATAPTR_DEC16) |
|
|
2695 #define DUK_USE_DATAPTR_DEC16(udata,ptr) DUK_OPT_DATAPTR_DEC16((udata),(ptr)) |
|
|
2696 #else |
|
|
2697 #undef DUK_USE_DATAPTR_DEC16 |
|
|
2698 #endif |
|
|
2699 |
|
|
2700 #if defined(DUK_OPT_DATAPTR_ENC16) |
|
|
2701 #define DUK_USE_DATAPTR_ENC16(udata,ptr) DUK_OPT_DATAPTR_ENC16((udata),(ptr)) |
|
|
2702 #else |
|
|
2703 #undef DUK_USE_DATAPTR_ENC16 |
|
|
2704 #endif |
|
|
2705 |
|
|
2706 #if defined(DUK_OPT_DDDPRINT) |
|
|
2707 #define DUK_USE_DDDPRINT |
|
|
2708 #elif defined(DUK_OPT_NO_DDDPRINT) |
|
|
2709 #undef DUK_USE_DDDPRINT |
|
|
2710 #else |
|
|
2711 #undef DUK_USE_DDDPRINT |
|
|
2712 #endif |
|
|
2713 |
|
|
2714 #if defined(DUK_OPT_DDPRINT) |
|
|
2715 #define DUK_USE_DDPRINT |
|
|
2716 #elif defined(DUK_OPT_NO_DDPRINT) |
|
|
2717 #undef DUK_USE_DDPRINT |
|
|
2718 #else |
|
|
2719 #undef DUK_USE_DDPRINT |
|
|
2720 #endif |
|
|
2721 |
|
|
2722 #if defined(DUK_OPT_DEBUG) |
|
|
2723 #define DUK_USE_DEBUG |
|
|
2724 #elif defined(DUK_OPT_NO_DEBUG) |
|
|
2725 #undef DUK_USE_DEBUG |
|
|
2726 #else |
|
|
2727 #undef DUK_USE_DEBUG |
|
|
2728 #endif |
|
|
2729 |
|
|
2730 #if defined(DUK_OPT_DEBUGGER_DUMPHEAP) |
|
|
2731 #define DUK_USE_DEBUGGER_DUMPHEAP |
|
|
2732 #elif defined(DUK_OPT_NO_DEBUGGER_DUMPHEAP) |
|
|
2733 #undef DUK_USE_DEBUGGER_DUMPHEAP |
|
|
2734 #else |
|
|
2735 #undef DUK_USE_DEBUGGER_DUMPHEAP |
|
|
2736 #endif |
|
|
2737 |
|
|
2738 #if defined(DUK_OPT_DEBUGGER_FWD_LOGGING) |
|
|
2739 #define DUK_USE_DEBUGGER_FWD_LOGGING |
|
|
2740 #elif defined(DUK_OPT_NO_DEBUGGER_FWD_LOGGING) |
|
|
2741 #undef DUK_USE_DEBUGGER_FWD_LOGGING |
|
|
2742 #else |
|
|
2743 #undef DUK_USE_DEBUGGER_FWD_LOGGING |
|
|
2744 #endif |
|
|
2745 |
|
|
2746 #if defined(DUK_OPT_DEBUGGER_FWD_PRINTALERT) |
|
|
2747 #define DUK_USE_DEBUGGER_FWD_PRINTALERT |
|
|
2748 #elif defined(DUK_OPT_NO_DEBUGGER_FWD_PRINTALERT) |
|
|
2749 #undef DUK_USE_DEBUGGER_FWD_PRINTALERT |
|
|
2750 #else |
|
|
2751 #undef DUK_USE_DEBUGGER_FWD_PRINTALERT |
|
|
2752 #endif |
|
|
2753 |
|
|
2754 #if defined(DUK_OPT_DEBUGGER_PAUSE_UNCAUGHT) |
|
|
2755 #define DUK_USE_DEBUGGER_PAUSE_UNCAUGHT |
|
|
2756 #elif defined(DUK_OPT_NO_DEBUGGER_PAUSE_UNCAUGHT) |
|
|
2757 #undef DUK_USE_DEBUGGER_PAUSE_UNCAUGHT |
|
|
2758 #else |
|
|
2759 #undef DUK_USE_DEBUGGER_PAUSE_UNCAUGHT |
|
|
2760 #endif |
|
|
2761 |
|
|
2762 #if defined(DUK_OPT_DEBUGGER_SUPPORT) |
|
|
2763 #define DUK_USE_DEBUGGER_SUPPORT |
|
|
2764 #elif defined(DUK_OPT_NO_DEBUGGER_SUPPORT) |
|
|
2765 #undef DUK_USE_DEBUGGER_SUPPORT |
|
|
2766 #else |
|
|
2767 #undef DUK_USE_DEBUGGER_SUPPORT |
|
|
2768 #endif |
|
|
2769 |
|
|
2770 #if defined(DUK_OPT_DEBUGGER_THROW_NOTIFY) |
|
|
2771 #define DUK_USE_DEBUGGER_THROW_NOTIFY |
|
|
2772 #elif defined(DUK_OPT_NO_DEBUGGER_THROW_NOTIFY) |
|
|
2773 #undef DUK_USE_DEBUGGER_THROW_NOTIFY |
|
|
2774 #else |
|
|
2775 #define DUK_USE_DEBUGGER_THROW_NOTIFY |
|
|
2776 #endif |
|
|
2777 |
|
|
2778 #if defined(DUK_OPT_DEBUGGER_TRANSPORT_TORTURE) |
|
|
2779 #define DUK_USE_DEBUGGER_TRANSPORT_TORTURE |
|
|
2780 #elif defined(DUK_OPT_NO_DEBUGGER_TRANSPORT_TORTURE) |
|
|
2781 #undef DUK_USE_DEBUGGER_TRANSPORT_TORTURE |
|
|
2782 #else |
|
|
2783 #undef DUK_USE_DEBUGGER_TRANSPORT_TORTURE |
|
|
2784 #endif |
|
|
2785 |
|
|
2786 #if defined(DUK_OPT_DEBUG_BUFSIZE) |
|
|
2787 #define DUK_USE_DEBUG_BUFSIZE DUK_OPT_DEBUG_BUFSIZE |
|
|
2788 #else |
|
|
2789 #define DUK_USE_DEBUG_BUFSIZE 65536L |
|
|
2790 #endif |
|
|
2791 |
|
|
2792 #if defined(DUK_OPT_REFERENCE_COUNTING) |
|
|
2793 #define DUK_USE_DOUBLE_LINKED_HEAP |
|
|
2794 #elif defined(DUK_OPT_NO_REFERENCE_COUNTING) |
|
|
2795 #undef DUK_USE_DOUBLE_LINKED_HEAP |
|
|
2796 #else |
|
|
2797 #define DUK_USE_DOUBLE_LINKED_HEAP |
|
|
2798 #endif |
|
|
2799 |
|
|
2800 #if defined(DUK_OPT_DPRINT) |
|
|
2801 #define DUK_USE_DPRINT |
|
|
2802 #elif defined(DUK_OPT_NO_DPRINT) |
|
|
2803 #undef DUK_USE_DPRINT |
|
|
2804 #else |
|
|
2805 #undef DUK_USE_DPRINT |
|
|
2806 #endif |
|
|
2807 |
|
|
2808 #if defined(DUK_OPT_DPRINT_COLORS) |
|
|
2809 #define DUK_USE_DPRINT_COLORS |
|
|
2810 #elif defined(DUK_OPT_NO_DPRINT_COLORS) |
|
|
2811 #undef DUK_USE_DPRINT_COLORS |
|
|
2812 #else |
|
|
2813 #undef DUK_USE_DPRINT_COLORS |
|
|
2814 #endif |
|
|
2815 |
|
|
2816 #if defined(DUK_OPT_DPRINT_RDTSC) |
|
|
2817 #define DUK_USE_DPRINT_RDTSC |
|
|
2818 #elif defined(DUK_OPT_NO_DPRINT_RDTSC) |
|
|
2819 #undef DUK_USE_DPRINT_RDTSC |
|
|
2820 #else |
|
|
2821 #undef DUK_USE_DPRINT_RDTSC |
|
|
2822 #endif |
|
|
2823 |
|
|
2824 #if defined(DUK_OPT_AUGMENT_ERRORS) |
|
|
2825 #define DUK_USE_ERRCREATE |
|
|
2826 #elif defined(DUK_OPT_NO_AUGMENT_ERRORS) |
|
|
2827 #undef DUK_USE_ERRCREATE |
|
|
2828 #else |
|
|
2829 #define DUK_USE_ERRCREATE |
|
|
2830 #endif |
|
|
2831 |
|
|
2832 #if defined(DUK_OPT_AUGMENT_ERRORS) |
|
|
2833 #define DUK_USE_ERRTHROW |
|
|
2834 #elif defined(DUK_OPT_NO_AUGMENT_ERRORS) |
|
|
2835 #undef DUK_USE_ERRTHROW |
|
|
2836 #else |
|
|
2837 #define DUK_USE_ERRTHROW |
|
|
2838 #endif |
|
|
2839 |
|
|
2840 #if defined(DUK_OPT_ES6_OBJECT_PROTO_PROPERTY) |
|
|
2841 #define DUK_USE_ES6_OBJECT_PROTO_PROPERTY |
|
|
2842 #elif defined(DUK_OPT_NO_ES6_OBJECT_PROTO_PROPERTY) |
|
|
2843 #undef DUK_USE_ES6_OBJECT_PROTO_PROPERTY |
|
|
2844 #else |
|
|
2845 #define DUK_USE_ES6_OBJECT_PROTO_PROPERTY |
|
|
2846 #endif |
|
|
2847 |
|
|
2848 #if defined(DUK_OPT_ES6_OBJECT_SETPROTOTYPEOF) |
|
|
2849 #define DUK_USE_ES6_OBJECT_SETPROTOTYPEOF |
|
|
2850 #elif defined(DUK_OPT_NO_ES6_OBJECT_SETPROTOTYPEOF) |
|
|
2851 #undef DUK_USE_ES6_OBJECT_SETPROTOTYPEOF |
|
|
2852 #else |
|
|
2853 #define DUK_USE_ES6_OBJECT_SETPROTOTYPEOF |
|
|
2854 #endif |
|
|
2855 |
|
|
2856 #if defined(DUK_OPT_ES6_PROXY) |
|
|
2857 #define DUK_USE_ES6_PROXY |
|
|
2858 #elif defined(DUK_OPT_NO_ES6_PROXY) |
|
|
2859 #undef DUK_USE_ES6_PROXY |
|
|
2860 #else |
|
|
2861 #define DUK_USE_ES6_PROXY |
|
|
2862 #endif |
|
|
2863 |
|
|
2864 #undef DUK_USE_EXEC_INDIRECT_BOUND_CHECK |
|
|
2865 #if defined(DUK_OPT_DEBUG) || defined(DUK_OPT_ASSERTIONS) |
|
|
2866 /* Enabled with debug/assertions just so that any issues can be caught. */ |
|
|
2867 #define DUK_USE_EXEC_INDIRECT_BOUND_CHECK |
|
|
2868 #endif |
|
|
2869 |
|
|
2870 #undef DUK_USE_EXEC_TIMEOUT_CHECK |
|
|
2871 #if defined(DUK_OPT_EXEC_TIMEOUT_CHECK) |
|
|
2872 #define DUK_USE_EXEC_TIMEOUT_CHECK(udata) DUK_OPT_EXEC_TIMEOUT_CHECK((udata)) |
|
|
2873 #endif |
|
|
2874 |
|
|
2875 #undef DUK_USE_EXTSTR_FREE |
|
|
2876 #if defined(DUK_OPT_EXTERNAL_STRINGS) && defined(DUK_OPT_EXTSTR_FREE) |
|
|
2877 #define DUK_USE_EXTSTR_FREE(udata,ptr) DUK_OPT_EXTSTR_FREE((udata), (ptr)) |
|
|
2878 #endif |
|
|
2879 |
|
|
2880 #undef DUK_USE_EXTSTR_INTERN_CHECK |
|
|
2881 #if defined(DUK_OPT_EXTERNAL_STRINGS) && defined(DUK_OPT_EXTSTR_INTERN_CHECK) |
|
|
2882 #define DUK_USE_EXTSTR_INTERN_CHECK(udata,ptr,len) DUK_OPT_EXTSTR_INTERN_CHECK((udata), (ptr), (len)) |
|
|
2883 #endif |
|
|
2884 |
|
|
2885 /* Support for 48-bit signed integer duk_tval with transparent semantics. */ |
|
|
2886 #undef DUK_USE_FASTINT |
|
|
2887 #if defined(DUK_OPT_FASTINT) |
|
|
2888 #if !defined(DUK_F_HAVE_64BIT) |
|
|
2889 #error DUK_OPT_FASTINT requires 64-bit integer type support at the moment |
|
|
2890 #endif |
|
|
2891 #define DUK_USE_FASTINT |
|
|
2892 #endif |
|
|
2893 |
|
|
2894 #if defined(DUK_OPT_FILE_IO) |
|
|
2895 #define DUK_USE_FILE_IO |
|
|
2896 #elif defined(DUK_OPT_NO_FILE_IO) |
|
|
2897 #undef DUK_USE_FILE_IO |
|
|
2898 #else |
|
|
2899 #define DUK_USE_FILE_IO |
|
|
2900 #endif |
|
|
2901 |
|
|
2902 #if defined(DUK_OPT_FUNCPTR16) |
|
|
2903 #define DUK_USE_FUNCPTR16 |
|
|
2904 #elif defined(DUK_OPT_NO_FUNCPTR16) |
|
|
2905 #undef DUK_USE_FUNCPTR16 |
|
|
2906 #else |
|
|
2907 #undef DUK_USE_FUNCPTR16 |
|
|
2908 #endif |
|
|
2909 |
|
|
2910 #if defined(DUK_OPT_FUNCPTR_DEC16) |
|
|
2911 #define DUK_USE_FUNCPTR_DEC16(udata,ptr) DUK_OPT_FUNCPTR_DEC16((udata),(ptr)) |
|
|
2912 #else |
|
|
2913 #undef DUK_USE_FUNCPTR_DEC16 |
|
|
2914 #endif |
|
|
2915 |
|
|
2916 #if defined(DUK_OPT_FUNCPTR_ENC16) |
|
|
2917 #define DUK_USE_FUNCPTR_ENC16(udata,ptr) DUK_OPT_FUNCPTR_ENC16((udata),(ptr)) |
|
|
2918 #else |
|
|
2919 #undef DUK_USE_FUNCPTR_ENC16 |
|
|
2920 #endif |
|
|
2921 |
|
|
2922 #if defined(DUK_OPT_GC_TORTURE) |
|
|
2923 #define DUK_USE_GC_TORTURE |
|
|
2924 #elif defined(DUK_OPT_NO_GC_TORTURE) |
|
|
2925 #undef DUK_USE_GC_TORTURE |
|
|
2926 #else |
|
|
2927 #undef DUK_USE_GC_TORTURE |
|
|
2928 #endif |
|
|
2929 |
|
|
2930 #if defined(DUK_OPT_HEAPPTR16) |
|
|
2931 #define DUK_USE_HEAPPTR16 |
|
|
2932 #elif defined(DUK_OPT_NO_HEAPPTR16) |
|
|
2933 #undef DUK_USE_HEAPPTR16 |
|
|
2934 #else |
|
|
2935 #undef DUK_USE_HEAPPTR16 |
|
|
2936 #endif |
|
|
2937 |
|
|
2938 #if defined(DUK_OPT_HEAPPTR_DEC16) |
|
|
2939 #define DUK_USE_HEAPPTR_DEC16(udata,ptr) DUK_OPT_HEAPPTR_DEC16((udata),(ptr)) |
|
|
2940 #else |
|
|
2941 #undef DUK_USE_HEAPPTR_DEC16 |
|
|
2942 #endif |
|
|
2943 |
|
|
2944 #if defined(DUK_OPT_HEAPPTR_ENC16) |
|
|
2945 #define DUK_USE_HEAPPTR_ENC16(udata,ptr) DUK_OPT_HEAPPTR_ENC16((udata),(ptr)) |
|
|
2946 #else |
|
|
2947 #undef DUK_USE_HEAPPTR_ENC16 |
|
|
2948 #endif |
|
|
2949 |
|
|
2950 /* For now, hash part is dropped if and only if 16-bit object fields are used. */ |
|
|
2951 #define DUK_USE_HOBJECT_HASH_PART |
|
|
2952 #if defined(DUK_OPT_OBJSIZES16) |
|
|
2953 #undef DUK_USE_HOBJECT_HASH_PART |
|
|
2954 #endif |
|
|
2955 |
|
|
2956 #if defined(DUK_OPT_EXTERNAL_STRINGS) |
|
|
2957 #define DUK_USE_HSTRING_EXTDATA |
|
|
2958 #elif defined(DUK_OPT_NO_EXTERNAL_STRINGS) |
|
|
2959 #undef DUK_USE_HSTRING_EXTDATA |
|
|
2960 #else |
|
|
2961 #undef DUK_USE_HSTRING_EXTDATA |
|
|
2962 #endif |
|
|
2963 |
|
|
2964 #if defined(DUK_OPT_INTERRUPT_COUNTER) |
|
|
2965 #define DUK_USE_INTERRUPT_COUNTER |
|
|
2966 #elif defined(DUK_OPT_NO_INTERRUPT_COUNTER) |
|
|
2967 #undef DUK_USE_INTERRUPT_COUNTER |
|
|
2968 #else |
|
|
2969 #undef DUK_USE_INTERRUPT_COUNTER |
|
|
2970 #endif |
|
|
2971 |
|
|
2972 #if defined(DUK_OPT_JC) |
|
|
2973 #define DUK_USE_JC |
|
|
2974 #elif defined(DUK_OPT_NO_JC) |
|
|
2975 #undef DUK_USE_JC |
|
|
2976 #else |
|
|
2977 #define DUK_USE_JC |
|
|
2978 #endif |
|
|
2979 |
|
|
2980 #if defined(DUK_OPT_JSON_STRINGIFY_FASTPATH) |
|
|
2981 #define DUK_USE_JSON_STRINGIFY_FASTPATH |
|
|
2982 #elif defined(DUK_OPT_NO_JSON_STRINGIFY_FASTPATH) |
|
|
2983 #undef DUK_USE_JSON_STRINGIFY_FASTPATH |
|
|
2984 #else |
|
|
2985 #undef DUK_USE_JSON_STRINGIFY_FASTPATH |
|
|
2986 #endif |
|
|
2987 |
|
|
2988 #if defined(DUK_OPT_JX) |
|
|
2989 #define DUK_USE_JX |
|
|
2990 #elif defined(DUK_OPT_NO_JX) |
|
|
2991 #undef DUK_USE_JX |
|
|
2992 #else |
|
|
2993 #define DUK_USE_JX |
|
|
2994 #endif |
|
|
2995 |
|
|
2996 #if defined(DUK_OPT_LIGHTFUNC_BUILTINS) |
|
|
2997 #define DUK_USE_LIGHTFUNC_BUILTINS |
|
|
2998 #elif defined(DUK_OPT_NO_LIGHTFUNC_BUILTINS) |
|
|
2999 #undef DUK_USE_LIGHTFUNC_BUILTINS |
|
|
3000 #else |
|
|
3001 #undef DUK_USE_LIGHTFUNC_BUILTINS |
|
|
3002 #endif |
|
|
3003 |
|
|
3004 #if defined(DUK_OPT_MARK_AND_SWEEP) |
|
|
3005 #define DUK_USE_MARK_AND_SWEEP |
|
|
3006 #elif defined(DUK_OPT_NO_MARK_AND_SWEEP) |
|
|
3007 #undef DUK_USE_MARK_AND_SWEEP |
|
|
3008 #else |
|
|
3009 #define DUK_USE_MARK_AND_SWEEP |
|
|
3010 #endif |
|
|
3011 |
|
|
3012 #if defined(DUK_OPT_MS_STRINGTABLE_RESIZE) |
|
|
3013 #define DUK_USE_MS_STRINGTABLE_RESIZE |
|
|
3014 #elif defined(DUK_OPT_NO_MS_STRINGTABLE_RESIZE) |
|
|
3015 #undef DUK_USE_MS_STRINGTABLE_RESIZE |
|
|
3016 #else |
|
|
3017 #define DUK_USE_MS_STRINGTABLE_RESIZE |
|
|
3018 #endif |
|
|
3019 |
|
|
3020 #if defined(DUK_OPT_NONSTD_ARRAY_CONCAT_TRAILER) |
|
|
3021 #define DUK_USE_NONSTD_ARRAY_CONCAT_TRAILER |
|
|
3022 #elif defined(DUK_OPT_NO_NONSTD_ARRAY_CONCAT_TRAILER) |
|
|
3023 #undef DUK_USE_NONSTD_ARRAY_CONCAT_TRAILER |
|
|
3024 #else |
|
|
3025 #define DUK_USE_NONSTD_ARRAY_CONCAT_TRAILER |
|
|
3026 #endif |
|
|
3027 |
|
|
3028 #if defined(DUK_OPT_NONSTD_ARRAY_MAP_TRAILER) |
|
|
3029 #define DUK_USE_NONSTD_ARRAY_MAP_TRAILER |
|
|
3030 #elif defined(DUK_OPT_NO_NONSTD_ARRAY_MAP_TRAILER) |
|
|
3031 #undef DUK_USE_NONSTD_ARRAY_MAP_TRAILER |
|
|
3032 #else |
|
|
3033 #define DUK_USE_NONSTD_ARRAY_MAP_TRAILER |
|
|
3034 #endif |
|
|
3035 |
|
|
3036 #if defined(DUK_OPT_NONSTD_ARRAY_SPLICE_DELCOUNT) |
|
|
3037 #define DUK_USE_NONSTD_ARRAY_SPLICE_DELCOUNT |
|
|
3038 #elif defined(DUK_OPT_NO_NONSTD_ARRAY_SPLICE_DELCOUNT) |
|
|
3039 #undef DUK_USE_NONSTD_ARRAY_SPLICE_DELCOUNT |
|
|
3040 #else |
|
|
3041 #define DUK_USE_NONSTD_ARRAY_SPLICE_DELCOUNT |
|
|
3042 #endif |
|
|
3043 |
|
|
3044 #if defined(DUK_OPT_NONSTD_FUNC_CALLER_PROPERTY) |
|
|
3045 #define DUK_USE_NONSTD_FUNC_CALLER_PROPERTY |
|
|
3046 #elif defined(DUK_OPT_NO_NONSTD_FUNC_CALLER_PROPERTY) |
|
|
3047 #undef DUK_USE_NONSTD_FUNC_CALLER_PROPERTY |
|
|
3048 #else |
|
|
3049 #undef DUK_USE_NONSTD_FUNC_CALLER_PROPERTY |
|
|
3050 #endif |
|
|
3051 |
|
|
3052 #if defined(DUK_OPT_NONSTD_FUNC_SOURCE_PROPERTY) |
|
|
3053 #define DUK_USE_NONSTD_FUNC_SOURCE_PROPERTY |
|
|
3054 #elif defined(DUK_OPT_NO_NONSTD_FUNC_SOURCE_PROPERTY) |
|
|
3055 #undef DUK_USE_NONSTD_FUNC_SOURCE_PROPERTY |
|
|
3056 #else |
|
|
3057 #undef DUK_USE_NONSTD_FUNC_SOURCE_PROPERTY |
|
|
3058 #endif |
|
|
3059 |
|
|
3060 #if defined(DUK_OPT_NONSTD_FUNC_STMT) |
|
|
3061 #define DUK_USE_NONSTD_FUNC_STMT |
|
|
3062 #elif defined(DUK_OPT_NO_NONSTD_FUNC_STMT) |
|
|
3063 #undef DUK_USE_NONSTD_FUNC_STMT |
|
|
3064 #else |
|
|
3065 #define DUK_USE_NONSTD_FUNC_STMT |
|
|
3066 #endif |
|
|
3067 |
|
|
3068 #if defined(DUK_OPT_NONSTD_ACCESSOR_KEY_ARGUMENT) |
|
|
3069 #define DUK_USE_NONSTD_GETTER_KEY_ARGUMENT |
|
|
3070 #elif defined(DUK_OPT_NO_NONSTD_ACCESSOR_KEY_ARGUMENT) |
|
|
3071 #undef DUK_USE_NONSTD_GETTER_KEY_ARGUMENT |
|
|
3072 #else |
|
|
3073 #define DUK_USE_NONSTD_GETTER_KEY_ARGUMENT |
|
|
3074 #endif |
|
|
3075 |
|
|
3076 #if defined(DUK_OPT_NONSTD_JSON_ESC_U2028_U2029) |
|
|
3077 #define DUK_USE_NONSTD_JSON_ESC_U2028_U2029 |
|
|
3078 #elif defined(DUK_OPT_NO_NONSTD_JSON_ESC_U2028_U2029) |
|
|
3079 #undef DUK_USE_NONSTD_JSON_ESC_U2028_U2029 |
|
|
3080 #else |
|
|
3081 #define DUK_USE_NONSTD_JSON_ESC_U2028_U2029 |
|
|
3082 #endif |
|
|
3083 |
|
|
3084 #if defined(DUK_OPT_NONSTD_REGEXP_DOLLAR_ESCAPE) |
|
|
3085 #define DUK_USE_NONSTD_REGEXP_DOLLAR_ESCAPE |
|
|
3086 #elif defined(DUK_OPT_NO_NONSTD_REGEXP_DOLLAR_ESCAPE) |
|
|
3087 #undef DUK_USE_NONSTD_REGEXP_DOLLAR_ESCAPE |
|
|
3088 #else |
|
|
3089 #define DUK_USE_NONSTD_REGEXP_DOLLAR_ESCAPE |
|
|
3090 #endif |
|
|
3091 |
|
|
3092 #if defined(DUK_OPT_NONSTD_ACCESSOR_KEY_ARGUMENT) |
|
|
3093 #define DUK_USE_NONSTD_SETTER_KEY_ARGUMENT |
|
|
3094 #elif defined(DUK_OPT_NO_NONSTD_ACCESSOR_KEY_ARGUMENT) |
|
|
3095 #undef DUK_USE_NONSTD_SETTER_KEY_ARGUMENT |
|
|
3096 #else |
|
|
3097 #define DUK_USE_NONSTD_SETTER_KEY_ARGUMENT |
|
|
3098 #endif |
|
|
3099 |
|
|
3100 #if defined(DUK_OPT_NONSTD_STRING_FROMCHARCODE_32BIT) |
|
|
3101 #define DUK_USE_NONSTD_STRING_FROMCHARCODE_32BIT |
|
|
3102 #elif defined(DUK_OPT_NO_NONSTD_STRING_FROMCHARCODE_32BIT) |
|
|
3103 #undef DUK_USE_NONSTD_STRING_FROMCHARCODE_32BIT |
|
|
3104 #else |
|
|
3105 #define DUK_USE_NONSTD_STRING_FROMCHARCODE_32BIT |
|
|
3106 #endif |
|
|
3107 |
|
|
3108 #if defined(DUK_OPT_OBJSIZES16) |
|
|
3109 #define DUK_USE_OBJSIZES16 |
|
|
3110 #elif defined(DUK_OPT_NO_OBJSIZES16) |
|
|
3111 #undef DUK_USE_OBJSIZES16 |
|
|
3112 #else |
|
|
3113 #undef DUK_USE_OBJSIZES16 |
|
|
3114 #endif |
|
|
3115 |
|
|
3116 #if defined(DUK_OPT_OCTAL_SUPPORT) |
|
|
3117 #define DUK_USE_OCTAL_SUPPORT |
|
|
3118 #elif defined(DUK_OPT_NO_OCTAL_SUPPORT) |
|
|
3119 #undef DUK_USE_OCTAL_SUPPORT |
|
|
3120 #else |
|
|
3121 #define DUK_USE_OCTAL_SUPPORT |
|
|
3122 #endif |
|
|
3123 |
|
|
3124 #if defined(DUK_OPT_PACKED_TVAL) |
|
|
3125 #define DUK_USE_PACKED_TVAL |
|
|
3126 #elif defined(DUK_OPT_NO_PACKED_TVAL) |
|
|
3127 #undef DUK_USE_PACKED_TVAL |
|
|
3128 #else |
|
|
3129 #undef DUK_USE_PACKED_TVAL |
|
|
3130 #endif |
|
|
3131 |
|
|
3132 #undef DUK_USE_PANIC_ABORT |
|
|
3133 #if !defined(DUK_OPT_SEGFAULT_ON_PANIC) |
|
|
3134 #define DUK_USE_PANIC_ABORT |
|
|
3135 #endif |
|
|
3136 |
|
|
3137 #undef DUK_USE_PANIC_HANDLER |
|
|
3138 #if defined(DUK_OPT_PANIC_HANDLER) |
|
|
3139 #define DUK_USE_PANIC_HANDLER(code,msg) DUK_OPT_PANIC_HANDLER((code),(msg)) |
|
|
3140 #endif |
|
|
3141 |
|
|
3142 #undef DUK_USE_PANIC_SEGFAULT |
|
|
3143 #if defined(DUK_OPT_SEGFAULT_ON_PANIC) |
|
|
3144 #define DUK_USE_PANIC_SEGFAULT |
|
|
3145 #endif |
|
|
3146 |
|
|
3147 #if defined(DUK_OPT_PARANOID_ERRORS) |
|
|
3148 #define DUK_USE_PARANOID_ERRORS |
|
|
3149 #elif defined(DUK_OPT_NO_PARANOID_ERRORS) |
|
|
3150 #undef DUK_USE_PARANOID_ERRORS |
|
|
3151 #else |
|
|
3152 #undef DUK_USE_PARANOID_ERRORS |
|
|
3153 #endif |
|
|
3154 |
|
|
3155 #if defined(DUK_OPT_PC2LINE) |
|
|
3156 #define DUK_USE_PC2LINE |
|
|
3157 #elif defined(DUK_OPT_NO_PC2LINE) |
|
|
3158 #undef DUK_USE_PC2LINE |
|
|
3159 #else |
|
|
3160 #define DUK_USE_PC2LINE |
|
|
3161 #endif |
|
|
3162 |
|
|
3163 #if defined(DUK_OPT_REFCOUNT16) |
|
|
3164 #define DUK_USE_REFCOUNT16 |
|
|
3165 #elif defined(DUK_OPT_NO_REFCOUNT16) |
|
|
3166 #undef DUK_USE_REFCOUNT16 |
|
|
3167 #else |
|
|
3168 #undef DUK_USE_REFCOUNT16 |
|
|
3169 #endif |
|
|
3170 |
|
|
3171 #if defined(DUK_OPT_REFERENCE_COUNTING) |
|
|
3172 #define DUK_USE_REFERENCE_COUNTING |
|
|
3173 #elif defined(DUK_OPT_NO_REFERENCE_COUNTING) |
|
|
3174 #undef DUK_USE_REFERENCE_COUNTING |
|
|
3175 #else |
|
|
3176 #define DUK_USE_REFERENCE_COUNTING |
|
|
3177 #endif |
|
|
3178 |
|
|
3179 #if defined(DUK_OPT_REGEXP_CANON_WORKAROUND) |
|
|
3180 #define DUK_USE_REGEXP_CANON_WORKAROUND |
|
|
3181 #elif defined(DUK_OPT_NO_REGEXP_CANON_WORKAROUND) |
|
|
3182 #undef DUK_USE_REGEXP_CANON_WORKAROUND |
|
|
3183 #else |
|
|
3184 #undef DUK_USE_REGEXP_CANON_WORKAROUND |
|
|
3185 #endif |
|
|
3186 |
|
|
3187 #if defined(DUK_OPT_REGEXP_SUPPORT) |
|
|
3188 #define DUK_USE_REGEXP_SUPPORT |
|
|
3189 #elif defined(DUK_OPT_NO_REGEXP_SUPPORT) |
|
|
3190 #undef DUK_USE_REGEXP_SUPPORT |
|
|
3191 #else |
|
|
3192 #define DUK_USE_REGEXP_SUPPORT |
|
|
3193 #endif |
|
|
3194 |
|
|
3195 #if defined(DUK_OPT_SECTION_B) |
|
|
3196 #define DUK_USE_SECTION_B |
|
|
3197 #elif defined(DUK_OPT_NO_SECTION_B) |
|
|
3198 #undef DUK_USE_SECTION_B |
|
|
3199 #else |
|
|
3200 #define DUK_USE_SECTION_B |
|
|
3201 #endif |
|
|
3202 |
|
|
3203 #if defined(DUK_OPT_SELF_TESTS) |
|
|
3204 #define DUK_USE_SELF_TESTS |
|
|
3205 #elif defined(DUK_OPT_NO_SELF_TESTS) |
|
|
3206 #undef DUK_USE_SELF_TESTS |
|
|
3207 #else |
|
|
3208 #undef DUK_USE_SELF_TESTS |
|
|
3209 #endif |
|
|
3210 |
|
|
3211 #if defined(DUK_OPT_SETJMP) |
|
|
3212 #define DUK_USE_SETJMP |
|
|
3213 #elif defined(DUK_OPT_NO_SETJMP) |
|
|
3214 #undef DUK_USE_SETJMP |
|
|
3215 #else |
|
|
3216 #define DUK_USE_SETJMP |
|
|
3217 #endif |
|
|
3218 |
|
|
3219 #if defined(DUK_OPT_SHUFFLE_TORTURE) |
|
|
3220 #define DUK_USE_SHUFFLE_TORTURE |
|
|
3221 #elif defined(DUK_OPT_NO_SHUFFLE_TORTURE) |
|
|
3222 #undef DUK_USE_SHUFFLE_TORTURE |
|
|
3223 #else |
|
|
3224 #undef DUK_USE_SHUFFLE_TORTURE |
|
|
3225 #endif |
|
|
3226 |
|
|
3227 #if defined(DUK_OPT_SIGSETJMP) |
|
|
3228 #define DUK_USE_SIGSETJMP |
|
|
3229 #elif defined(DUK_OPT_NO_SIGSETJMP) |
|
|
3230 #undef DUK_USE_SIGSETJMP |
|
|
3231 #else |
|
|
3232 #undef DUK_USE_SIGSETJMP |
|
|
3233 #endif |
|
|
3234 |
|
|
3235 #if defined(DUK_OPT_SOURCE_NONBMP) |
|
|
3236 #define DUK_USE_SOURCE_NONBMP |
|
|
3237 #elif defined(DUK_OPT_NO_SOURCE_NONBMP) |
|
|
3238 #undef DUK_USE_SOURCE_NONBMP |
|
|
3239 #else |
|
|
3240 #define DUK_USE_SOURCE_NONBMP |
|
|
3241 #endif |
|
|
3242 |
|
|
3243 #if defined(DUK_OPT_STRHASH16) |
|
|
3244 #define DUK_USE_STRHASH16 |
|
|
3245 #elif defined(DUK_OPT_NO_STRHASH16) |
|
|
3246 #undef DUK_USE_STRHASH16 |
|
|
3247 #else |
|
|
3248 #undef DUK_USE_STRHASH16 |
|
|
3249 #endif |
|
|
3250 |
|
|
3251 #if defined(DUK_OPT_STRICT_DECL) |
|
|
3252 #define DUK_USE_STRICT_DECL |
|
|
3253 #elif defined(DUK_OPT_NO_STRICT_DECL) |
|
|
3254 #undef DUK_USE_STRICT_DECL |
|
|
3255 #else |
|
|
3256 #define DUK_USE_STRICT_DECL |
|
|
3257 #endif |
|
|
3258 |
|
|
3259 #if defined(DUK_OPT_STRICT_UTF8_SOURCE) |
|
|
3260 #define DUK_USE_STRICT_UTF8_SOURCE |
|
|
3261 #elif defined(DUK_OPT_NO_STRICT_UTF8_SOURCE) |
|
|
3262 #undef DUK_USE_STRICT_UTF8_SOURCE |
|
|
3263 #else |
|
|
3264 #undef DUK_USE_STRICT_UTF8_SOURCE |
|
|
3265 #endif |
|
|
3266 |
|
|
3267 #if defined(DUK_OPT_STRLEN16) |
|
|
3268 #define DUK_USE_STRLEN16 |
|
|
3269 #elif defined(DUK_OPT_NO_STRLEN16) |
|
|
3270 #undef DUK_USE_STRLEN16 |
|
|
3271 #else |
|
|
3272 #undef DUK_USE_STRLEN16 |
|
|
3273 #endif |
|
|
3274 |
|
|
3275 #undef DUK_USE_STRTAB_CHAIN |
|
|
3276 #if defined(DUK_OPT_STRTAB_CHAIN) && defined(DUK_OPT_STRTAB_CHAIN_SIZE) |
|
|
3277 #define DUK_USE_STRTAB_CHAIN |
|
|
3278 #endif |
|
|
3279 |
|
|
3280 #undef DUK_USE_STRTAB_CHAIN_SIZE |
|
|
3281 #if defined(DUK_OPT_STRTAB_CHAIN) && defined(DUK_OPT_STRTAB_CHAIN_SIZE) |
|
|
3282 /* Low memory algorithm: separate chaining using arrays, fixed size hash */ |
|
|
3283 #define DUK_USE_STRTAB_CHAIN_SIZE DUK_OPT_STRTAB_CHAIN_SIZE |
|
|
3284 #endif |
|
|
3285 |
|
|
3286 #undef DUK_USE_STRTAB_PROBE |
|
|
3287 #if !(defined(DUK_OPT_STRTAB_CHAIN) && defined(DUK_OPT_STRTAB_CHAIN_SIZE)) |
|
|
3288 #define DUK_USE_STRTAB_PROBE |
|
|
3289 #endif |
|
|
3290 |
|
|
3291 #if defined(DUK_OPT_NONSTD_FUNC_CALLER_PROPERTY) |
|
|
3292 #undef DUK_USE_TAILCALL |
|
|
3293 #else |
|
|
3294 #define DUK_USE_TAILCALL |
|
|
3295 #endif |
|
|
3296 |
|
|
3297 #if defined(DUK_OPT_TARGET_INFO) |
|
|
3298 #define DUK_USE_TARGET_INFO DUK_OPT_TARGET_INFO |
|
|
3299 #else |
|
|
3300 #define DUK_USE_TARGET_INFO "unknown" |
|
|
3301 #endif |
|
|
3302 |
|
|
3303 #if defined(DUK_OPT_NO_AUGMENT_ERRORS) |
|
|
3304 #undef DUK_USE_TRACEBACKS |
|
|
3305 #elif defined(DUK_OPT_NO_TRACEBACKS) |
|
|
3306 #undef DUK_USE_TRACEBACKS |
|
|
3307 #else |
|
|
3308 #define DUK_USE_TRACEBACKS |
|
|
3309 #endif |
|
|
3310 |
|
|
3311 #if defined(DUK_OPT_TRACEBACK_DEPTH) |
|
|
3312 #define DUK_USE_TRACEBACK_DEPTH DUK_OPT_TRACEBACK_DEPTH |
|
|
3313 #else |
|
|
3314 #define DUK_USE_TRACEBACK_DEPTH 10 |
|
|
3315 #endif |
|
|
3316 |
|
|
3317 #if defined(DUK_OPT_UNDERSCORE_SETJMP) |
|
|
3318 #define DUK_USE_UNDERSCORE_SETJMP |
|
|
3319 #elif defined(DUK_OPT_NO_UNDERSCORE_SETJMP) |
|
|
3320 #undef DUK_USE_UNDERSCORE_SETJMP |
|
|
3321 #else |
|
|
3322 #undef DUK_USE_UNDERSCORE_SETJMP |
|
|
3323 #endif |
|
|
3324 |
|
|
3325 #if defined(DUK_OPT_DECLARE) |
|
|
3326 #define DUK_USE_USER_DECLARE() DUK_OPT_DECLARE |
|
|
3327 #else |
|
|
3328 #define DUK_USE_USER_DECLARE() /* no user declarations */ |
|
|
3329 #endif |
|
|
3330 |
|
|
3331 /* User provided InitJS. */ |
|
|
3332 #undef DUK_USE_USER_INITJS |
|
|
3333 #if defined(DUK_OPT_USER_INITJS) |
|
|
3334 #define DUK_USE_USER_INITJS (DUK_OPT_USER_INITJS) |
|
|
3335 #endif |
|
|
3336 |
|
|
3337 #if defined(DUK_OPT_VERBOSE_ERRORS) |
|
|
3338 #define DUK_USE_VERBOSE_ERRORS |
|
|
3339 #elif defined(DUK_OPT_NO_VERBOSE_ERRORS) |
|
|
3340 #undef DUK_USE_VERBOSE_ERRORS |
|
|
3341 #else |
|
|
3342 #define DUK_USE_VERBOSE_ERRORS |
|
|
3343 #endif |
|
|
3344 |
|
|
3345 #if defined(DUK_OPT_VOLUNTARY_GC) |
|
|
3346 #define DUK_USE_VOLUNTARY_GC |
|
|
3347 #elif defined(DUK_OPT_NO_VOLUNTARY_GC) |
|
|
3348 #undef DUK_USE_VOLUNTARY_GC |
|
|
3349 #else |
|
|
3350 #define DUK_USE_VOLUNTARY_GC |
|
|
3351 #endif |
|
|
3352 |
|
|
3353 #if defined(DUK_OPT_ZERO_BUFFER_DATA) |
|
|
3354 #define DUK_USE_ZERO_BUFFER_DATA |
|
|
3355 #elif defined(DUK_OPT_NO_ZERO_BUFFER_DATA) |
|
|
3356 #undef DUK_USE_ZERO_BUFFER_DATA |
|
|
3357 #else |
|
|
3358 #define DUK_USE_ZERO_BUFFER_DATA |
|
|
3359 #endif |
|
|
3360 |
|
|
3361 /* |
|
|
3362 * Autogenerated defaults |
|
|
3363 */ |
|
|
3364 |
|
|
3365 #define DUK_USE_AVOID_PLATFORM_FUNCPTRS |
|
|
3366 #define DUK_USE_BASE64_FASTPATH |
|
|
3367 #define DUK_USE_BUILTIN_INITJS |
|
|
3368 #define DUK_USE_COMPILER_RECLIMIT 2500 |
|
|
3369 #undef DUK_USE_DATE_FORMAT_STRING |
|
|
3370 #undef DUK_USE_DATE_GET_LOCAL_TZOFFSET |
|
|
3371 #undef DUK_USE_DATE_GET_NOW |
|
|
3372 #undef DUK_USE_DATE_PARSE_STRING |
|
|
3373 #undef DUK_USE_DATE_PRS_GETDATE |
|
|
3374 #define DUK_USE_ESBC_LIMITS |
|
|
3375 #define DUK_USE_ESBC_MAX_BYTES 2147418112L |
|
|
3376 #define DUK_USE_ESBC_MAX_LINENUMBER 2147418112L |
|
|
3377 #undef DUK_USE_EXEC_FUN_LOCAL |
|
|
3378 #undef DUK_USE_EXPLICIT_NULL_INIT |
|
|
3379 #define DUK_USE_FAST_REFCOUNT_DEFAULT |
|
|
3380 #define DUK_USE_HEX_FASTPATH |
|
|
3381 #undef DUK_USE_INTERRUPT_DEBUG_FIXUP |
|
|
3382 #define DUK_USE_JSON_DECNUMBER_FASTPATH |
|
|
3383 #define DUK_USE_JSON_DECSTRING_FASTPATH |
|
|
3384 #define DUK_USE_JSON_DEC_RECLIMIT 1000 |
|
|
3385 #define DUK_USE_JSON_EATWHITE_FASTPATH |
|
|
3386 #define DUK_USE_JSON_ENC_RECLIMIT 1000 |
|
|
3387 #define DUK_USE_JSON_QUOTESTRING_FASTPATH |
|
|
3388 #define DUK_USE_LEXER_SLIDING_WINDOW |
|
|
3389 #undef DUK_USE_MARKANDSWEEP_FINALIZER_TORTURE |
|
|
3390 #define DUK_USE_MARK_AND_SWEEP_RECLIMIT 256 |
|
|
3391 #define DUK_USE_MATH_BUILTIN |
|
|
3392 #define DUK_USE_NATIVE_CALL_RECLIMIT 1000 |
|
|
3393 #undef DUK_USE_PANIC_EXIT |
|
|
3394 #undef DUK_USE_PREFER_SIZE |
|
|
3395 #define DUK_USE_PROVIDE_DEFAULT_ALLOC_FUNCTIONS |
|
|
3396 #undef DUK_USE_REFZERO_FINALIZER_TORTURE |
|
|
3397 #define DUK_USE_REGEXP_COMPILER_RECLIMIT 10000 |
|
|
3398 #define DUK_USE_REGEXP_EXECUTOR_RECLIMIT 10000 |
|
|
3399 #undef DUK_USE_STRHASH_DENSE |
|
|
3400 #define DUK_USE_STRHASH_SKIP_SHIFT 5 |
|
|
3401 #undef DUK_USE_VALSTACK_UNSAFE |
|
|
3402 #define DUK_USE_VERBOSE_EXECUTOR_ERRORS |
|
|
3403 |
|
|
3404 /* |
|
|
3405 * Alternative customization header |
|
|
3406 * |
|
|
3407 * If you want to modify the final DUK_USE_xxx flags directly (without |
|
|
3408 * using the available DUK_OPT_xxx flags), define DUK_OPT_HAVE_CUSTOM_H |
|
|
3409 * and tweak the final flags there. |
|
|
3410 */ |
|
|
3411 |
|
|
3412 #if defined(DUK_OPT_HAVE_CUSTOM_H) |
|
|
3413 #include "duk_custom.h" |
|
|
3414 #endif |
|
|
3415 |
|
|
3416 /* |
|
|
3417 * You may add overriding #define/#undef directives below for |
|
|
3418 * customization. You of course cannot un-#include or un-typedef |
|
|
3419 * anything; these require direct changes above. |
|
|
3420 */ |
|
|
3421 |
|
|
3422 /* __OVERRIDE_DEFINES__ */ |
|
|
3423 |
|
|
3424 /* |
|
|
3425 * Date provider selection |
|
|
3426 * |
|
|
3427 * User may define DUK_USE_DATE_GET_NOW() etc directly, in which case we'll |
|
|
3428 * rely on an external provider. If this is not done, revert to previous |
|
|
3429 * behavior and use Unix/Windows built-in provider. |
|
|
3430 */ |
|
|
3431 |
|
|
3432 #if defined(DUK_COMPILING_DUKTAPE) |
|
|
3433 |
|
|
3434 #if defined(DUK_USE_DATE_GET_NOW) |
|
|
3435 /* External provider already defined. */ |
|
|
3436 #elif defined(DUK_USE_DATE_NOW_GETTIMEOFDAY) |
|
|
3437 #define DUK_USE_DATE_GET_NOW(ctx) duk_bi_date_get_now_gettimeofday((ctx)) |
|
|
3438 #elif defined(DUK_USE_DATE_NOW_TIME) |
|
|
3439 #define DUK_USE_DATE_GET_NOW(ctx) duk_bi_date_get_now_time((ctx)) |
|
|
3440 #elif defined(DUK_USE_DATE_NOW_WINDOWS) |
|
|
3441 #define DUK_USE_DATE_GET_NOW(ctx) duk_bi_date_get_now_windows((ctx)) |
|
|
3442 #else |
|
|
3443 #error no provider for DUK_USE_DATE_GET_NOW() |
|
|
3444 #endif |
|
|
3445 |
|
|
3446 #if defined(DUK_USE_DATE_GET_LOCAL_TZOFFSET) |
|
|
3447 /* External provider already defined. */ |
|
|
3448 #elif defined(DUK_USE_DATE_TZO_GMTIME_R) || defined(DUK_USE_DATE_TZO_GMTIME) |
|
|
3449 #define DUK_USE_DATE_GET_LOCAL_TZOFFSET(d) duk_bi_date_get_local_tzoffset_gmtime((d)) |
|
|
3450 #elif defined(DUK_USE_DATE_TZO_WINDOWS) |
|
|
3451 #define DUK_USE_DATE_GET_LOCAL_TZOFFSET(d) duk_bi_date_get_local_tzoffset_windows((d)) |
|
|
3452 #else |
|
|
3453 #error no provider for DUK_USE_DATE_GET_LOCAL_TZOFFSET() |
|
|
3454 #endif |
|
|
3455 |
|
|
3456 #if defined(DUK_USE_DATE_PARSE_STRING) |
|
|
3457 /* External provider already defined. */ |
|
|
3458 #elif defined(DUK_USE_DATE_PRS_STRPTIME) |
|
|
3459 #define DUK_USE_DATE_PARSE_STRING(ctx,str) duk_bi_date_parse_string_strptime((ctx), (str)) |
|
|
3460 #elif defined(DUK_USE_DATE_PRS_GETDATE) |
|
|
3461 #define DUK_USE_DATE_PARSE_STRING(ctx,str) duk_bi_date_parse_string_getdate((ctx), (str)) |
|
|
3462 #else |
|
|
3463 /* No provider for DUK_USE_DATE_PARSE_STRING(), fall back to ISO 8601 only. */ |
|
|
3464 #endif |
|
|
3465 |
|
|
3466 #if defined(DUK_USE_DATE_FORMAT_STRING) |
|
|
3467 /* External provider already defined. */ |
|
|
3468 #elif defined(DUK_USE_DATE_FMT_STRFTIME) |
|
|
3469 #define DUK_USE_DATE_FORMAT_STRING(ctx,parts,tzoffset,flags) \ |
|
|
3470 duk_bi_date_format_parts_strftime((ctx), (parts), (tzoffset), (flags)) |
|
|
3471 #else |
|
|
3472 /* No provider for DUK_USE_DATE_FORMAT_STRING(), fall back to ISO 8601 only. */ |
|
|
3473 #endif |
|
|
3474 |
|
|
3475 #endif /* DUK_COMPILING_DUKTAPE */ |
|
|
3476 |
|
|
3477 /* |
|
|
3478 * Checks for config option consistency (DUK_USE_xxx) |
|
|
3479 */ |
|
|
3480 |
|
|
3481 #if defined(DUK_USE_32BIT_PTRS) |
|
|
3482 #error unsupported config option used (option has been removed): DUK_USE_32BIT_PTRS |
|
|
3483 #endif |
|
|
3484 #if defined(DUK_USE_ALIGN_4) |
|
|
3485 #error unsupported config option used (option has been removed): DUK_USE_ALIGN_4 |
|
|
3486 #endif |
|
|
3487 #if defined(DUK_USE_ALIGN_8) |
|
|
3488 #error unsupported config option used (option has been removed): DUK_USE_ALIGN_8 |
|
|
3489 #endif |
|
|
3490 #if defined(DUK_USE_BYTEORDER_FORCED) |
|
|
3491 #error unsupported config option used (option has been removed): DUK_USE_BYTEORDER_FORCED |
|
|
3492 #endif |
|
|
3493 #if defined(DUK_USE_DATAPTR_DEC16) && !defined(DUK_USE_DATAPTR16) |
|
|
3494 #error config option DUK_USE_DATAPTR_DEC16 requires option DUK_USE_DATAPTR16 (which is missing) |
|
|
3495 #endif |
|
|
3496 #if defined(DUK_USE_DATAPTR_ENC16) && !defined(DUK_USE_DATAPTR16) |
|
|
3497 #error config option DUK_USE_DATAPTR_ENC16 requires option DUK_USE_DATAPTR16 (which is missing) |
|
|
3498 #endif |
|
|
3499 #if defined(DUK_USE_DEBUGGER_SUPPORT) && !defined(DUK_USE_INTERRUPT_COUNTER) |
|
|
3500 #error config option DUK_USE_DEBUGGER_SUPPORT requires option DUK_USE_INTERRUPT_COUNTER (which is missing) |
|
|
3501 #endif |
|
|
3502 #if defined(DUK_USE_DEEP_C_STACK) |
|
|
3503 #error unsupported config option used (option has been removed): DUK_USE_DEEP_C_STACK |
|
|
3504 #endif |
|
|
3505 #if defined(DUK_USE_DOUBLE_BE) |
|
|
3506 #error unsupported config option used (option has been removed): DUK_USE_DOUBLE_BE |
|
|
3507 #endif |
|
|
3508 #if defined(DUK_USE_DOUBLE_BE) && defined(DUK_USE_DOUBLE_LE) |
|
|
3509 #error config option DUK_USE_DOUBLE_BE conflicts with option DUK_USE_DOUBLE_LE (which is also defined) |
|
|
3510 #endif |
|
|
3511 #if defined(DUK_USE_DOUBLE_BE) && defined(DUK_USE_DOUBLE_ME) |
|
|
3512 #error config option DUK_USE_DOUBLE_BE conflicts with option DUK_USE_DOUBLE_ME (which is also defined) |
|
|
3513 #endif |
|
|
3514 #if defined(DUK_USE_DOUBLE_LE) |
|
|
3515 #error unsupported config option used (option has been removed): DUK_USE_DOUBLE_LE |
|
|
3516 #endif |
|
|
3517 #if defined(DUK_USE_DOUBLE_LE) && defined(DUK_USE_DOUBLE_BE) |
|
|
3518 #error config option DUK_USE_DOUBLE_LE conflicts with option DUK_USE_DOUBLE_BE (which is also defined) |
|
|
3519 #endif |
|
|
3520 #if defined(DUK_USE_DOUBLE_LE) && defined(DUK_USE_DOUBLE_ME) |
|
|
3521 #error config option DUK_USE_DOUBLE_LE conflicts with option DUK_USE_DOUBLE_ME (which is also defined) |
|
|
3522 #endif |
|
|
3523 #if defined(DUK_USE_DOUBLE_ME) |
|
|
3524 #error unsupported config option used (option has been removed): DUK_USE_DOUBLE_ME |
|
|
3525 #endif |
|
|
3526 #if defined(DUK_USE_DOUBLE_ME) && defined(DUK_USE_DOUBLE_LE) |
|
|
3527 #error config option DUK_USE_DOUBLE_ME conflicts with option DUK_USE_DOUBLE_LE (which is also defined) |
|
|
3528 #endif |
|
|
3529 #if defined(DUK_USE_DOUBLE_ME) && defined(DUK_USE_DOUBLE_BE) |
|
|
3530 #error config option DUK_USE_DOUBLE_ME conflicts with option DUK_USE_DOUBLE_BE (which is also defined) |
|
|
3531 #endif |
|
|
3532 #if defined(DUK_USE_DPRINT) && !defined(DUK_USE_DEBUG) |
|
|
3533 #error config option DUK_USE_DPRINT requires option DUK_USE_DEBUG (which is missing) |
|
|
3534 #endif |
|
|
3535 #if defined(DUK_USE_ESBC_MAX_BYTES) && !defined(DUK_USE_ESBC_LIMITS) |
|
|
3536 #error config option DUK_USE_ESBC_MAX_BYTES requires option DUK_USE_ESBC_LIMITS (which is missing) |
|
|
3537 #endif |
|
|
3538 #if defined(DUK_USE_ESBC_MAX_LINENUMBER) && !defined(DUK_USE_ESBC_LIMITS) |
|
|
3539 #error config option DUK_USE_ESBC_MAX_LINENUMBER requires option DUK_USE_ESBC_LIMITS (which is missing) |
|
|
3540 #endif |
|
|
3541 #if defined(DUK_USE_EXEC_TIMEOUT_CHECK) && !defined(DUK_USE_INTERRUPT_COUNTER) |
|
|
3542 #error config option DUK_USE_EXEC_TIMEOUT_CHECK requires option DUK_USE_INTERRUPT_COUNTER (which is missing) |
|
|
3543 #endif |
|
|
3544 #if defined(DUK_USE_EXTSTR_FREE) && !defined(DUK_USE_HSTRING_EXTDATA) |
|
|
3545 #error config option DUK_USE_EXTSTR_FREE requires option DUK_USE_HSTRING_EXTDATA (which is missing) |
|
|
3546 #endif |
|
|
3547 #if defined(DUK_USE_EXTSTR_INTERN_CHECK) && !defined(DUK_USE_HSTRING_EXTDATA) |
|
|
3548 #error config option DUK_USE_EXTSTR_INTERN_CHECK requires option DUK_USE_HSTRING_EXTDATA (which is missing) |
|
|
3549 #endif |
|
|
3550 #if defined(DUK_USE_FULL_TVAL) |
|
|
3551 #error unsupported config option used (option has been removed): DUK_USE_FULL_TVAL |
|
|
3552 #endif |
|
|
3553 #if defined(DUK_USE_FUNCPTR_DEC16) && !defined(DUK_USE_FUNCPTR16) |
|
|
3554 #error config option DUK_USE_FUNCPTR_DEC16 requires option DUK_USE_FUNCPTR16 (which is missing) |
|
|
3555 #endif |
|
|
3556 #if defined(DUK_USE_FUNCPTR_ENC16) && !defined(DUK_USE_FUNCPTR16) |
|
|
3557 #error config option DUK_USE_FUNCPTR_ENC16 requires option DUK_USE_FUNCPTR16 (which is missing) |
|
|
3558 #endif |
|
|
3559 #if defined(DUK_USE_HASHBYTES_UNALIGNED_U32_ACCESS) |
|
|
3560 #error unsupported config option used (option has been removed): DUK_USE_HASHBYTES_UNALIGNED_U32_ACCESS |
|
|
3561 #endif |
|
|
3562 #if defined(DUK_USE_HEAPPTR16) && defined(DUK_USE_DEBUG) |
|
|
3563 #error config option DUK_USE_HEAPPTR16 conflicts with option DUK_USE_DEBUG (which is also defined) |
|
|
3564 #endif |
|
|
3565 #if defined(DUK_USE_HEAPPTR_DEC16) && !defined(DUK_USE_HEAPPTR16) |
|
|
3566 #error config option DUK_USE_HEAPPTR_DEC16 requires option DUK_USE_HEAPPTR16 (which is missing) |
|
|
3567 #endif |
|
|
3568 #if defined(DUK_USE_HEAPPTR_ENC16) && !defined(DUK_USE_HEAPPTR16) |
|
|
3569 #error config option DUK_USE_HEAPPTR_ENC16 requires option DUK_USE_HEAPPTR16 (which is missing) |
|
|
3570 #endif |
|
|
3571 #if defined(DUK_USE_INTEGER_BE) |
|
|
3572 #error unsupported config option used (option has been removed): DUK_USE_INTEGER_BE |
|
|
3573 #endif |
|
|
3574 #if defined(DUK_USE_INTEGER_BE) && defined(DUK_USE_INTEGER_LE) |
|
|
3575 #error config option DUK_USE_INTEGER_BE conflicts with option DUK_USE_INTEGER_LE (which is also defined) |
|
|
3576 #endif |
|
|
3577 #if defined(DUK_USE_INTEGER_BE) && defined(DUK_USE_INTEGER_ME) |
|
|
3578 #error config option DUK_USE_INTEGER_BE conflicts with option DUK_USE_INTEGER_ME (which is also defined) |
|
|
3579 #endif |
|
|
3580 #if defined(DUK_USE_INTEGER_LE) |
|
|
3581 #error unsupported config option used (option has been removed): DUK_USE_INTEGER_LE |
|
|
3582 #endif |
|
|
3583 #if defined(DUK_USE_INTEGER_LE) && defined(DUK_USE_INTEGER_BE) |
|
|
3584 #error config option DUK_USE_INTEGER_LE conflicts with option DUK_USE_INTEGER_BE (which is also defined) |
|
|
3585 #endif |
|
|
3586 #if defined(DUK_USE_INTEGER_LE) && defined(DUK_USE_INTEGER_ME) |
|
|
3587 #error config option DUK_USE_INTEGER_LE conflicts with option DUK_USE_INTEGER_ME (which is also defined) |
|
|
3588 #endif |
|
|
3589 #if defined(DUK_USE_INTEGER_ME) |
|
|
3590 #error unsupported config option used (option has been removed): DUK_USE_INTEGER_ME |
|
|
3591 #endif |
|
|
3592 #if defined(DUK_USE_INTEGER_ME) && defined(DUK_USE_INTEGER_LE) |
|
|
3593 #error config option DUK_USE_INTEGER_ME conflicts with option DUK_USE_INTEGER_LE (which is also defined) |
|
|
3594 #endif |
|
|
3595 #if defined(DUK_USE_INTEGER_ME) && defined(DUK_USE_INTEGER_BE) |
|
|
3596 #error config option DUK_USE_INTEGER_ME conflicts with option DUK_USE_INTEGER_BE (which is also defined) |
|
|
3597 #endif |
|
|
3598 #if defined(DUK_USE_NO_DOUBLE_ALIASING_SELFTEST) |
|
|
3599 #error unsupported config option used (option has been removed): DUK_USE_NO_DOUBLE_ALIASING_SELFTEST |
|
|
3600 #endif |
|
|
3601 #if defined(DUK_USE_PACKED_TVAL_POSSIBLE) |
|
|
3602 #error unsupported config option used (option has been removed): DUK_USE_PACKED_TVAL_POSSIBLE |
|
|
3603 #endif |
|
|
3604 #if defined(DUK_USE_RDTSC) |
|
|
3605 #error unsupported config option used (option has been removed): DUK_USE_RDTSC |
|
|
3606 #endif |
|
|
3607 #if defined(DUK_USE_STRTAB_CHAIN_SIZE) && !defined(DUK_USE_STRTAB_CHAIN) |
|
|
3608 #error config option DUK_USE_STRTAB_CHAIN_SIZE requires option DUK_USE_STRTAB_CHAIN (which is missing) |
|
|
3609 #endif |
|
|
3610 #if defined(DUK_USE_TAILCALL) && defined(DUK_USE_NONSTD_FUNC_CALLER_PROPERTY) |
|
|
3611 #error config option DUK_USE_TAILCALL conflicts with option DUK_USE_NONSTD_FUNC_CALLER_PROPERTY (which is also defined) |
|
|
3612 #endif |
|
|
3613 #if defined(DUK_USE_UNALIGNED_ACCESSES_POSSIBLE) |
|
|
3614 #error unsupported config option used (option has been removed): DUK_USE_UNALIGNED_ACCESSES_POSSIBLE |
|
|
3615 #endif |
|
|
3616 |
|
|
3617 #if defined(DUK_USE_CPP_EXCEPTIONS) && !defined(__cplusplus) |
|
|
3618 #error DUK_USE_CPP_EXCEPTIONS enabled but not compiling with a C++ compiler |
|
|
3619 #endif |
|
|
3620 |
|
|
3621 /* |
|
|
3622 * Convert DUK_USE_BYTEORDER, from whatever source, into currently used |
|
|
3623 * internal defines. If detection failed, #error out. |
|
|
3624 */ |
|
|
3625 |
|
|
3626 #if defined(DUK_USE_BYTEORDER) |
|
|
3627 #if (DUK_USE_BYTEORDER == 1) |
|
|
3628 #define DUK_USE_INTEGER_LE |
|
|
3629 #define DUK_USE_DOUBLE_LE |
|
|
3630 #elif (DUK_USE_BYTEORDER == 2) |
|
|
3631 #define DUK_USE_INTEGER_LE /* integer endianness is little on purpose */ |
|
|
3632 #define DUK_USE_DOUBLE_ME |
|
|
3633 #elif (DUK_USE_BYTEORDER == 3) |
|
|
3634 #define DUK_USE_INTEGER_BE |
|
|
3635 #define DUK_USE_DOUBLE_BE |
|
|
3636 #else |
|
|
3637 #error unsupported: byte order invalid |
|
|
3638 #endif /* byte order */ |
|
|
3639 #else |
|
|
3640 #error unsupported: byte order detection failed |
|
|
3641 #endif /* defined(DUK_USE_BYTEORDER) */ |
|
|
3642 |
|
|
3643 #endif /* DUK_CONFIG_H_INCLUDED */ |
